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    ]
  },
  "is_live": false,
  "findings": [
    {
      "kind": "national",
      "title": "Petrol (E10) rose 0.6p",
      "detail": "The equal-station UK average ended the week at 151.1p per litre across 7,827 stations."
    },
    {
      "kind": "national",
      "title": "Diesel (B7) fell 0.1p",
      "detail": "The equal-station UK average ended the week at 164.8p per litre across 7,934 stations."
    },
    {
      "kind": "retailer",
      "title": "Costco had the lowest retailer petrol average",
      "detail": "Its measured average was 142.7p per litre across 21 stations."
    },
    {
      "kind": "area",
      "title": "AL postcode area was the fastest-rising petrol area",
      "detail": "The postcode-area average increased 1.8p to 154.0p per litre."
    },
    {
      "kind": "motorway",
      "title": "Motorway petrol carried a 17.6p premium",
      "detail": "That is about \u00a39.68 on a 55-litre fill compared with non-motorway stations."
    },
    {
      "kind": "supermarket",
      "title": "Supermarket petrol averaged 3.6p less",
      "detail": "The measured gap equates to about \u00a31.98 on a 55-litre fill."
    }
  ],
  "headline": "Petrol rose 0.6p and diesel fell 0.1p in the week to 12 July 2026",
  "week_start": "2026-07-06",
  "area_movers": {
    "diesel": {
      "rising": [
        {
          "key": "ZE",
          "label": "ZE postcode area",
          "change_7d": 1.1,
          "current_avg": 162.3,
          "previous_avg": 161.2,
          "station_count": 14,
          "comparison_station_count": 14
        },
        {
          "key": "SM",
          "label": "SM postcode area",
          "change_7d": 1.1,
          "current_avg": 164.6,
          "previous_avg": 163.5,
          "station_count": 14,
          "comparison_station_count": 14
        },
        {
          "key": "FY",
          "label": "FY postcode area",
          "change_7d": 0.9,
          "current_avg": 160.5,
          "previous_avg": 159.6,
          "station_count": 26,
          "comparison_station_count": 26
        },
        {
          "key": "CA",
          "label": "CA postcode area",
          "change_7d": 0.8,
          "current_avg": 168.0,
          "previous_avg": 167.2,
          "station_count": 66,
          "comparison_station_count": 66
        },
        {
          "key": "HU",
          "label": "HU postcode area",
          "change_7d": 0.8,
          "current_avg": 165.9,
          "previous_avg": 165.3,
          "station_count": 61,
          "comparison_station_count": 60
        }
      ],
      "falling": [
        {
          "key": "TQ",
          "label": "TQ postcode area",
          "change_7d": -1.7,
          "current_avg": 165.5,
          "previous_avg": 167.2,
          "station_count": 39,
          "comparison_station_count": 39
        },
        {
          "key": "CO",
          "label": "CO postcode area",
          "change_7d": -0.9,
          "current_avg": 166.5,
          "previous_avg": 167.4,
          "station_count": 54,
          "comparison_station_count": 54
        },
        {
          "key": "BA",
          "label": "BA postcode area",
          "change_7d": -0.9,
          "current_avg": 165.5,
          "previous_avg": 166.4,
          "station_count": 58,
          "comparison_station_count": 58
        },
        {
          "key": "CW",
          "label": "CW postcode area",
          "change_7d": -0.8,
          "current_avg": 166.1,
          "previous_avg": 166.9,
          "station_count": 38,
          "comparison_station_count": 38
        },
        {
          "key": "KA",
          "label": "KA postcode area",
          "change_7d": -0.8,
          "current_avg": 162.5,
          "previous_avg": 163.3,
          "station_count": 55,
          "comparison_station_count": 55
        }
      ]
    },
    "petrol": {
      "rising": [
        {
          "key": "AL",
          "label": "AL postcode area",
          "change_7d": 1.8,
          "current_avg": 154.0,
          "previous_avg": 152.2,
          "station_count": 27,
          "comparison_station_count": 27
        },
        {
          "key": "HD",
          "label": "HD postcode area",
          "change_7d": 1.8,
          "current_avg": 150.1,
          "previous_avg": 148.3,
          "station_count": 31,
          "comparison_station_count": 31
        },
        {
          "key": "HX",
          "label": "HX postcode area",
          "change_7d": 1.8,
          "current_avg": 150.7,
          "previous_avg": 148.9,
          "station_count": 17,
          "comparison_station_count": 17
        },
        {
          "key": "BR",
          "label": "BR postcode area",
          "change_7d": 1.7,
          "current_avg": 153.1,
          "previous_avg": 151.4,
          "station_count": 30,
          "comparison_station_count": 30
        },
        {
          "key": "NW",
          "label": "NW postcode area",
          "change_7d": 1.6,
          "current_avg": 153.7,
          "previous_avg": 152.1,
          "station_count": 30,
          "comparison_station_count": 30
        }
      ],
      "falling": [
        {
          "key": "BA",
          "label": "BA postcode area",
          "change_7d": -0.2,
          "current_avg": 151.3,
          "previous_avg": 151.5,
          "station_count": 58,
          "comparison_station_count": 58
        },
        {
          "key": "TQ",
          "label": "TQ postcode area",
          "change_7d": -0.2,
          "current_avg": 149.8,
          "previous_avg": 150.0,
          "station_count": 40,
          "comparison_station_count": 40
        },
        {
          "key": "DT",
          "label": "DT postcode area",
          "change_7d": -0.2,
          "current_avg": 153.1,
          "previous_avg": 153.3,
          "station_count": 27,
          "comparison_station_count": 27
        },
        {
          "key": "KY",
          "label": "KY postcode area",
          "change_7d": -0.1,
          "current_avg": 153.1,
          "previous_avg": 153.2,
          "station_count": 37,
          "comparison_station_count": 37
        }
      ]
    },
    "premium_diesel": {
      "rising": [
        {
          "key": "TQ",
          "label": "TQ postcode area",
          "change_7d": 2.5,
          "current_avg": 183.3,
          "previous_avg": 180.8,
          "station_count": 16,
          "comparison_station_count": 16
        },
        {
          "key": "CA",
          "label": "CA postcode area",
          "change_7d": 1.6,
          "current_avg": 185.7,
          "previous_avg": 184.1,
          "station_count": 39,
          "comparison_station_count": 39
        },
        {
          "key": "TF",
          "label": "TF postcode area",
          "change_7d": 1.5,
          "current_avg": 188.8,
          "previous_avg": 187.3,
          "station_count": 16,
          "comparison_station_count": 16
        },
        {
          "key": "DD",
          "label": "DD postcode area",
          "change_7d": 1.1,
          "current_avg": 190.6,
          "previous_avg": 189.5,
          "station_count": 11,
          "comparison_station_count": 11
        },
        {
          "key": "SM",
          "label": "SM postcode area",
          "change_7d": 1.0,
          "current_avg": 188.6,
          "previous_avg": 187.6,
          "station_count": 11,
          "comparison_station_count": 11
        }
      ],
      "falling": [
        {
          "key": "SR",
          "label": "SR postcode area",
          "change_7d": -1.8,
          "current_avg": 186.2,
          "previous_avg": 188.0,
          "station_count": 14,
          "comparison_station_count": 14
        },
        {
          "key": "WS",
          "label": "WS postcode area",
          "change_7d": -1.4,
          "current_avg": 185.1,
          "previous_avg": 186.5,
          "station_count": 30,
          "comparison_station_count": 30
        },
        {
          "key": "CO",
          "label": "CO postcode area",
          "change_7d": -1.2,
          "current_avg": 187.8,
          "previous_avg": 189.0,
          "station_count": 27,
          "comparison_station_count": 27
        },
        {
          "key": "NE",
          "label": "NE postcode area",
          "change_7d": -1.2,
          "current_avg": 182.9,
          "previous_avg": 184.1,
          "station_count": 66,
          "comparison_station_count": 66
        },
        {
          "key": "PL",
          "label": "PL postcode area",
          "change_7d": -1.0,
          "current_avg": 185.5,
          "previous_avg": 186.5,
          "station_count": 35,
          "comparison_station_count": 35
        }
      ]
    },
    "premium_petrol": {
      "rising": [
        {
          "key": "HG",
          "label": "HG postcode area",
          "change_7d": 1.5,
          "current_avg": 168.3,
          "previous_avg": 166.8,
          "station_count": 14,
          "comparison_station_count": 14
        },
        {
          "key": "FY",
          "label": "FY postcode area",
          "change_7d": 1.2,
          "current_avg": 167.2,
          "previous_avg": 166.0,
          "station_count": 21,
          "comparison_station_count": 21
        },
        {
          "key": "CA",
          "label": "CA postcode area",
          "change_7d": 1.2,
          "current_avg": 169.5,
          "previous_avg": 168.3,
          "station_count": 54,
          "comparison_station_count": 54
        },
        {
          "key": "HU",
          "label": "HU postcode area",
          "change_7d": 1.2,
          "current_avg": 169.9,
          "previous_avg": 168.8,
          "station_count": 54,
          "comparison_station_count": 53
        },
        {
          "key": "AL",
          "label": "AL postcode area",
          "change_7d": 1.1,
          "current_avg": 171.3,
          "previous_avg": 170.2,
          "station_count": 24,
          "comparison_station_count": 24
        }
      ],
      "falling": [
        {
          "key": "HD",
          "label": "HD postcode area",
          "change_7d": -0.7,
          "current_avg": 165.7,
          "previous_avg": 166.4,
          "station_count": 27,
          "comparison_station_count": 27
        },
        {
          "key": "HS",
          "label": "HS postcode area",
          "change_7d": -0.6,
          "current_avg": 158.4,
          "previous_avg": 159.0,
          "station_count": 8,
          "comparison_station_count": 8
        },
        {
          "key": "CW",
          "label": "CW postcode area",
          "change_7d": -0.3,
          "current_avg": 170.4,
          "previous_avg": 170.7,
          "station_count": 33,
          "comparison_station_count": 33
        },
        {
          "key": "DA",
          "label": "DA postcode area",
          "change_7d": -0.3,
          "current_avg": 172.4,
          "previous_avg": 172.7,
          "station_count": 36,
          "comparison_station_count": 36
        },
        {
          "key": "W",
          "label": "W postcode area",
          "change_7d": -0.2,
          "current_avg": 171.9,
          "previous_avg": 172.1,
          "station_count": 27,
          "comparison_station_count": 27
        }
      ]
    }
  },
  "methodology": {
    "cohort": "A station/fuel enters from its first recorded price event; current active status is not projected backwards.",
    "price_bounds": "Values outside 50p to 300p per litre are excluded.",
    "carry_forward": "A station's last reported price is carried forward until it changes.",
    "area_definition": "Local movers use the alphabetic UK postcode area.",
    "station_weighting": "Each station contributes one equal-weight end-of-day price.",
    "classification_limitation": "Brand, postcode area, and motorway labels use the station's current classification because dated dimension history is not yet stored."
  },
  "week_ending": "2026-07-12",
  "generated_at": "2026-07-13T07:32:38.103688+00:00",
  "motorway_premium": {
    "diesel": {
      "premium": 19.8,
      "other_avg": 164.4,
      "motorway_avg": 184.2,
      "tank_premium_gbp": 10.89,
      "motorway_station_count": 168,
      "comparison_station_count": 7766
    },
    "petrol": {
      "premium": 17.6,
      "other_avg": 150.7,
      "motorway_avg": 168.3,
      "tank_premium_gbp": 9.68,
      "motorway_station_count": 170,
      "comparison_station_count": 7657
    },
    "premium_diesel": {
      "premium": 16.5,
      "other_avg": 184.4,
      "motorway_avg": 200.9,
      "tank_premium_gbp": 9.07,
      "motorway_station_count": 154,
      "comparison_station_count": 4067
    },
    "premium_petrol": {
      "premium": 17.8,
      "other_avg": 168.1,
      "motorway_avg": 185.9,
      "tank_premium_gbp": 9.79,
      "motorway_station_count": 161,
      "comparison_station_count": 6100
    }
  },
  "retailer_rankings": {
    "diesel": [
      {
        "key": "Nicholl",
        "label": "Nicholl",
        "change_7d": 1.0,
        "current_avg": 153.9,
        "previous_avg": 152.9,
        "station_count": 5,
        "comparison_station_count": 5
      },
      {
        "key": "Maxol",
        "label": "Maxol",
        "change_7d": -0.8,
        "current_avg": 154.8,
        "previous_avg": 155.6,
        "station_count": 87,
        "comparison_station_count": 87
      },
      {
        "key": "Costco",
        "label": "Costco",
        "change_7d": -1.3,
        "current_avg": 155.5,
        "previous_avg": 156.8,
        "station_count": 21,
        "comparison_station_count": 21
      },
      {
        "key": "Emo",
        "label": "Emo",
        "change_7d": 0.8,
        "current_avg": 156.8,
        "previous_avg": 156.0,
        "station_count": 14,
        "comparison_station_count": 14
      },
      {
        "key": "Circle K",
        "label": "Circle K",
        "change_7d": 0.3,
        "current_avg": 157.8,
        "previous_avg": 157.5,
        "station_count": 47,
        "comparison_station_count": 47
      },
      {
        "key": "Solo",
        "label": "Solo",
        "change_7d": 1.2,
        "current_avg": 158.0,
        "previous_avg": 156.8,
        "station_count": 8,
        "comparison_station_count": 8
      },
      {
        "key": "Morrisons",
        "label": "Morrisons",
        "change_7d": 0.3,
        "current_avg": 160.2,
        "previous_avg": 159.9,
        "station_count": 340,
        "comparison_station_count": 340
      },
      {
        "key": "Sainsburys",
        "label": "Sainsbury's",
        "change_7d": 0.5,
        "current_avg": 160.7,
        "previous_avg": 160.2,
        "station_count": 316,
        "comparison_station_count": 316
      },
      {
        "key": "Tesco",
        "label": "Tesco",
        "change_7d": 0.0,
        "current_avg": 161.2,
        "previous_avg": 161.2,
        "station_count": 519,
        "comparison_station_count": 519
      },
      {
        "key": "Applegreen",
        "label": "Applegreen",
        "change_7d": -2.5,
        "current_avg": 162.0,
        "previous_avg": 164.5,
        "station_count": 13,
        "comparison_station_count": 13
      },
      {
        "key": "Co-op",
        "label": "Co-op",
        "change_7d": -0.8,
        "current_avg": 162.4,
        "previous_avg": 163.2,
        "station_count": 20,
        "comparison_station_count": 20
      },
      {
        "key": "Asda",
        "label": "Asda",
        "change_7d": 0.8,
        "current_avg": 162.6,
        "previous_avg": 161.8,
        "station_count": 405,
        "comparison_station_count": 405
      },
      {
        "key": "Total Energies",
        "label": "Total Energies",
        "change_7d": 0.3,
        "current_avg": 162.7,
        "previous_avg": 162.4,
        "station_count": 9,
        "comparison_station_count": 9
      },
      {
        "key": "Harvest Energy",
        "label": "Harvest Energy",
        "change_7d": -1.2,
        "current_avg": 163.3,
        "previous_avg": 164.5,
        "station_count": 48,
        "comparison_station_count": 48
      },
      {
        "key": "Texaco",
        "label": "Texaco",
        "change_7d": -0.5,
        "current_avg": 163.4,
        "previous_avg": 163.9,
        "station_count": 536,
        "comparison_station_count": 536
      },
      {
        "key": "Jet",
        "label": "Jet",
        "change_7d": -0.6,
        "current_avg": 163.7,
        "previous_avg": 164.4,
        "station_count": 309,
        "comparison_station_count": 306
      },
      {
        "key": "Valero",
        "label": "Valero",
        "change_7d": -0.4,
        "current_avg": 164.3,
        "previous_avg": 164.7,
        "station_count": 124,
        "comparison_station_count": 124
      },
      {
        "key": "Essar",
        "label": "Essar",
        "change_7d": -0.4,
        "current_avg": 164.5,
        "previous_avg": 165.0,
        "station_count": 42,
        "comparison_station_count": 41
      },
      {
        "key": "EG",
        "label": "EG",
        "change_7d": 0.3,
        "current_avg": 165.1,
        "previous_avg": 164.8,
        "station_count": 145,
        "comparison_station_count": 144
      },
      {
        "key": "Esso",
        "label": "Esso",
        "change_7d": -0.4,
        "current_avg": 165.1,
        "previous_avg": 165.5,
        "station_count": 1448,
        "comparison_station_count": 1448
      },
      {
        "key": "Gulf",
        "label": "Gulf",
        "change_7d": -1.0,
        "current_avg": 165.9,
        "previous_avg": 166.9,
        "station_count": 289,
        "comparison_station_count": 288
      },
      {
        "key": "Murco",
        "label": "Murco",
        "change_7d": -1.2,
        "current_avg": 165.9,
        "previous_avg": 167.2,
        "station_count": 162,
        "comparison_station_count": 160
      },
      {
        "key": "BP",
        "label": "BP",
        "change_7d": -0.1,
        "current_avg": 167.3,
        "previous_avg": 167.4,
        "station_count": 1094,
        "comparison_station_count": 1093
      },
      {
        "key": "Pace",
        "label": "Pace",
        "change_7d": -1.6,
        "current_avg": 167.8,
        "previous_avg": 169.4,
        "station_count": 49,
        "comparison_station_count": 49
      },
      {
        "key": "Shell",
        "label": "Shell",
        "change_7d": 0.7,
        "current_avg": 167.9,
        "previous_avg": 167.2,
        "station_count": 913,
        "comparison_station_count": 913
      },
      {
        "key": "Gleaner",
        "label": "Gleaner",
        "change_7d": -0.7,
        "current_avg": 171.8,
        "previous_avg": 172.5,
        "station_count": 27,
        "comparison_station_count": 27
      },
      {
        "key": "Central Convenience",
        "label": "Central Convenience",
        "change_7d": -0.2,
        "current_avg": 172.3,
        "previous_avg": 172.5,
        "station_count": 18,
        "comparison_station_count": 18
      }
    ],
    "petrol": [
      {
        "key": "Costco",
        "label": "Costco",
        "change_7d": -0.8,
        "current_avg": 142.7,
        "previous_avg": 143.5,
        "station_count": 21,
        "comparison_station_count": 21
      },
      {
        "key": "Nicholl",
        "label": "Nicholl",
        "change_7d": 0.0,
        "current_avg": 143.9,
        "previous_avg": 143.9,
        "station_count": 5,
        "comparison_station_count": 5
      },
      {
        "key": "Maxol",
        "label": "Maxol",
        "change_7d": -0.4,
        "current_avg": 144.8,
        "previous_avg": 145.2,
        "station_count": 87,
        "comparison_station_count": 87
      },
      {
        "key": "Solo",
        "label": "Solo",
        "change_7d": 1.0,
        "current_avg": 145.4,
        "previous_avg": 144.4,
        "station_count": 6,
        "comparison_station_count": 6
      },
      {
        "key": "Emo",
        "label": "Emo",
        "change_7d": 0.2,
        "current_avg": 145.6,
        "previous_avg": 145.4,
        "station_count": 14,
        "comparison_station_count": 14
      },
      {
        "key": "Circle K",
        "label": "Circle K",
        "change_7d": 0.3,
        "current_avg": 147.0,
        "previous_avg": 146.7,
        "station_count": 48,
        "comparison_station_count": 48
      },
      {
        "key": "Applegreen",
        "label": "Applegreen",
        "change_7d": 0.0,
        "current_avg": 147.6,
        "previous_avg": 147.6,
        "station_count": 13,
        "comparison_station_count": 13
      },
      {
        "key": "Sainsburys",
        "label": "Sainsbury's",
        "change_7d": 0.6,
        "current_avg": 147.8,
        "previous_avg": 147.2,
        "station_count": 316,
        "comparison_station_count": 316
      },
      {
        "key": "Tesco",
        "label": "Tesco",
        "change_7d": 0.1,
        "current_avg": 148.0,
        "previous_avg": 147.9,
        "station_count": 519,
        "comparison_station_count": 519
      },
      {
        "key": "Morrisons",
        "label": "Morrisons",
        "change_7d": 0.9,
        "current_avg": 148.1,
        "previous_avg": 147.2,
        "station_count": 340,
        "comparison_station_count": 340
      },
      {
        "key": "Co-op",
        "label": "Co-op",
        "change_7d": 0.0,
        "current_avg": 148.8,
        "previous_avg": 148.8,
        "station_count": 20,
        "comparison_station_count": 20
      },
      {
        "key": "Asda",
        "label": "Asda",
        "change_7d": 1.2,
        "current_avg": 148.9,
        "previous_avg": 147.7,
        "station_count": 405,
        "comparison_station_count": 405
      },
      {
        "key": "Harvest Energy",
        "label": "Harvest Energy",
        "change_7d": 0.2,
        "current_avg": 149.4,
        "previous_avg": 149.2,
        "station_count": 48,
        "comparison_station_count": 48
      },
      {
        "key": "Total Energies",
        "label": "Total Energies",
        "change_7d": 0.1,
        "current_avg": 149.4,
        "previous_avg": 149.3,
        "station_count": 10,
        "comparison_station_count": 10
      },
      {
        "key": "EG",
        "label": "EG",
        "change_7d": 0.6,
        "current_avg": 149.6,
        "previous_avg": 149.0,
        "station_count": 146,
        "comparison_station_count": 145
      },
      {
        "key": "Jet",
        "label": "Jet",
        "change_7d": 0.2,
        "current_avg": 149.6,
        "previous_avg": 149.5,
        "station_count": 308,
        "comparison_station_count": 305
      },
      {
        "key": "Texaco",
        "label": "Texaco",
        "change_7d": 0.3,
        "current_avg": 149.8,
        "previous_avg": 149.5,
        "station_count": 540,
        "comparison_station_count": 540
      },
      {
        "key": "Essar",
        "label": "Essar",
        "change_7d": 0.1,
        "current_avg": 150.3,
        "previous_avg": 150.3,
        "station_count": 43,
        "comparison_station_count": 42
      },
      {
        "key": "Valero",
        "label": "Valero",
        "change_7d": 1.2,
        "current_avg": 150.6,
        "previous_avg": 149.4,
        "station_count": 124,
        "comparison_station_count": 124
      },
      {
        "key": "Murco",
        "label": "Murco",
        "change_7d": -0.4,
        "current_avg": 150.9,
        "previous_avg": 151.4,
        "station_count": 164,
        "comparison_station_count": 162
      },
      {
        "key": "Esso",
        "label": "Esso",
        "change_7d": 0.5,
        "current_avg": 151.3,
        "previous_avg": 150.8,
        "station_count": 1453,
        "comparison_station_count": 1453
      },
      {
        "key": "Gulf",
        "label": "Gulf",
        "change_7d": 0.1,
        "current_avg": 152.1,
        "previous_avg": 152.0,
        "station_count": 289,
        "comparison_station_count": 288
      },
      {
        "key": "BP",
        "label": "BP",
        "change_7d": 0.7,
        "current_avg": 153.4,
        "previous_avg": 152.7,
        "station_count": 1098,
        "comparison_station_count": 1097
      },
      {
        "key": "Pace",
        "label": "Pace",
        "change_7d": -0.4,
        "current_avg": 153.5,
        "previous_avg": 153.9,
        "station_count": 44,
        "comparison_station_count": 44
      },
      {
        "key": "Shell",
        "label": "Shell",
        "change_7d": 1.7,
        "current_avg": 153.9,
        "previous_avg": 152.2,
        "station_count": 915,
        "comparison_station_count": 915
      },
      {
        "key": "Central Convenience",
        "label": "Central Convenience",
        "change_7d": -0.1,
        "current_avg": 154.6,
        "previous_avg": 154.7,
        "station_count": 18,
        "comparison_station_count": 18
      },
      {
        "key": "Gleaner",
        "label": "Gleaner",
        "change_7d": 0.0,
        "current_avg": 157.4,
        "previous_avg": 157.4,
        "station_count": 27,
        "comparison_station_count": 27
      }
    ],
    "premium_diesel": [
      {
        "key": "Circle K",
        "label": "Circle K",
        "change_7d": 1.4,
        "current_avg": 162.3,
        "previous_avg": 160.9,
        "station_count": 12,
        "comparison_station_count": 12
      },
      {
        "key": "Maxol",
        "label": "Maxol",
        "change_7d": -0.9,
        "current_avg": 163.3,
        "previous_avg": 164.2,
        "station_count": 15,
        "comparison_station_count": 15
      },
      {
        "key": "Morrisons",
        "label": "Morrisons",
        "change_7d": 0.5,
        "current_avg": 170.5,
        "previous_avg": 170.0,
        "station_count": 91,
        "comparison_station_count": 91
      },
      {
        "key": "Essar",
        "label": "Essar",
        "change_7d": -0.3,
        "current_avg": 172.0,
        "previous_avg": 172.3,
        "station_count": 7,
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      },
      {
        "key": "Co-op",
        "label": "Co-op",
        "change_7d": -0.6,
        "current_avg": 172.6,
        "previous_avg": 173.2,
        "station_count": 6,
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      },
      {
        "key": "Harvest Energy",
        "label": "Harvest Energy",
        "change_7d": -1.0,
        "current_avg": 177.8,
        "previous_avg": 178.8,
        "station_count": 18,
        "comparison_station_count": 18
      },
      {
        "key": "Murco",
        "label": "Murco",
        "change_7d": -2.2,
        "current_avg": 178.6,
        "previous_avg": 180.8,
        "station_count": 19,
        "comparison_station_count": 19
      },
      {
        "key": "Gulf",
        "label": "Gulf",
        "change_7d": -0.1,
        "current_avg": 180.2,
        "previous_avg": 180.3,
        "station_count": 65,
        "comparison_station_count": 65
      },
      {
        "key": "Texaco",
        "label": "Texaco",
        "change_7d": -0.5,
        "current_avg": 180.7,
        "previous_avg": 181.2,
        "station_count": 326,
        "comparison_station_count": 326
      },
      {
        "key": "Jet",
        "label": "Jet",
        "change_7d": -1.0,
        "current_avg": 180.8,
        "previous_avg": 181.8,
        "station_count": 162,
        "comparison_station_count": 161
      },
      {
        "key": "Asda",
        "label": "Asda",
        "change_7d": -0.2,
        "current_avg": 181.3,
        "previous_avg": 181.5,
        "station_count": 53,
        "comparison_station_count": 53
      },
      {
        "key": "EG",
        "label": "EG",
        "change_7d": 0.2,
        "current_avg": 184.3,
        "previous_avg": 184.2,
        "station_count": 72,
        "comparison_station_count": 71
      },
      {
        "key": "Esso",
        "label": "Esso",
        "change_7d": -0.2,
        "current_avg": 184.5,
        "previous_avg": 184.7,
        "station_count": 1153,
        "comparison_station_count": 1152
      },
      {
        "key": "BP",
        "label": "BP",
        "change_7d": 0.1,
        "current_avg": 187.1,
        "previous_avg": 187.0,
        "station_count": 1003,
        "comparison_station_count": 1002
      },
      {
        "key": "Central Convenience",
        "label": "Central Convenience",
        "change_7d": -0.4,
        "current_avg": 187.1,
        "previous_avg": 187.5,
        "station_count": 5,
        "comparison_station_count": 5
      },
      {
        "key": "Valero",
        "label": "Valero",
        "change_7d": -0.5,
        "current_avg": 187.2,
        "previous_avg": 187.7,
        "station_count": 95,
        "comparison_station_count": 95
      },
      {
        "key": "Shell",
        "label": "Shell",
        "change_7d": -0.1,
        "current_avg": 190.7,
        "previous_avg": 190.8,
        "station_count": 863,
        "comparison_station_count": 863
      }
    ],
    "premium_petrol": [
      {
        "key": "Costco",
        "label": "Costco",
        "change_7d": 0.0,
        "current_avg": 153.9,
        "previous_avg": 153.9,
        "station_count": 21,
        "comparison_station_count": 21
      },
      {
        "key": "Maxol",
        "label": "Maxol",
        "change_7d": -0.4,
        "current_avg": 154.2,
        "previous_avg": 154.6,
        "station_count": 52,
        "comparison_station_count": 52
      },
      {
        "key": "Circle K",
        "label": "Circle K",
        "change_7d": 0.6,
        "current_avg": 154.7,
        "previous_avg": 154.1,
        "station_count": 11,
        "comparison_station_count": 11
      },
      {
        "key": "Applegreen",
        "label": "Applegreen",
        "change_7d": 0.0,
        "current_avg": 158.3,
        "previous_avg": 158.3,
        "station_count": 5,
        "comparison_station_count": 5
      },
      {
        "key": "Tesco",
        "label": "Tesco",
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        "current_avg": 158.3,
        "previous_avg": 157.1,
        "station_count": 467,
        "comparison_station_count": 467
      },
      {
        "key": "Co-op",
        "label": "Co-op",
        "change_7d": 0.0,
        "current_avg": 159.8,
        "previous_avg": 159.8,
        "station_count": 14,
        "comparison_station_count": 14
      },
      {
        "key": "Sainsburys",
        "label": "Sainsbury's",
        "change_7d": 0.7,
        "current_avg": 159.9,
        "previous_avg": 159.2,
        "station_count": 292,
        "comparison_station_count": 292
      },
      {
        "key": "Essar",
        "label": "Essar",
        "change_7d": 0.0,
        "current_avg": 162.7,
        "previous_avg": 162.7,
        "station_count": 18,
        "comparison_station_count": 18
      },
      {
        "key": "Pace",
        "label": "Pace",
        "change_7d": -0.5,
        "current_avg": 162.7,
        "previous_avg": 163.2,
        "station_count": 12,
        "comparison_station_count": 12
      },
      {
        "key": "Total Energies",
        "label": "Total Energies",
        "change_7d": 0.1,
        "current_avg": 162.9,
        "previous_avg": 162.8,
        "station_count": 8,
        "comparison_station_count": 8
      },
      {
        "key": "Harvest Energy",
        "label": "Harvest Energy",
        "change_7d": -0.4,
        "current_avg": 164.2,
        "previous_avg": 164.6,
        "station_count": 36,
        "comparison_station_count": 36
      },
      {
        "key": "Asda",
        "label": "Asda",
        "change_7d": 1.3,
        "current_avg": 166.4,
        "previous_avg": 165.1,
        "station_count": 78,
        "comparison_station_count": 78
      },
      {
        "key": "Morrisons",
        "label": "Morrisons",
        "change_7d": 0.0,
        "current_avg": 166.5,
        "previous_avg": 166.5,
        "station_count": 339,
        "comparison_station_count": 339
      },
      {
        "key": "Murco",
        "label": "Murco",
        "change_7d": -0.1,
        "current_avg": 166.9,
        "previous_avg": 166.9,
        "station_count": 75,
        "comparison_station_count": 73
      },
      {
        "key": "Texaco",
        "label": "Texaco",
        "change_7d": 0.1,
        "current_avg": 167.1,
        "previous_avg": 167.0,
        "station_count": 425,
        "comparison_station_count": 425
      },
      {
        "key": "Jet",
        "label": "Jet",
        "change_7d": -0.3,
        "current_avg": 167.7,
        "previous_avg": 168.0,
        "station_count": 243,
        "comparison_station_count": 240
      },
      {
        "key": "Gulf",
        "label": "Gulf",
        "change_7d": 0.3,
        "current_avg": 168.1,
        "previous_avg": 167.8,
        "station_count": 154,
        "comparison_station_count": 153
      },
      {
        "key": "Central Convenience",
        "label": "Central Convenience",
        "change_7d": -0.8,
        "current_avg": 168.7,
        "previous_avg": 169.5,
        "station_count": 11,
        "comparison_station_count": 11
      },
      {
        "key": "EG",
        "label": "EG",
        "change_7d": 0.7,
        "current_avg": 169.3,
        "previous_avg": 168.6,
        "station_count": 125,
        "comparison_station_count": 124
      },
      {
        "key": "Esso",
        "label": "Esso",
        "change_7d": 0.2,
        "current_avg": 169.5,
        "previous_avg": 169.3,
        "station_count": 1353,
        "comparison_station_count": 1353
      },
      {
        "key": "Gleaner",
        "label": "Gleaner",
        "change_7d": 0.2,
        "current_avg": 169.6,
        "previous_avg": 169.4,
        "station_count": 6,
        "comparison_station_count": 6
      },
      {
        "key": "Valero",
        "label": "Valero",
        "change_7d": 1.0,
        "current_avg": 171.9,
        "previous_avg": 170.9,
        "station_count": 97,
        "comparison_station_count": 97
      },
      {
        "key": "BP",
        "label": "BP",
        "change_7d": 0.5,
        "current_avg": 172.3,
        "previous_avg": 171.8,
        "station_count": 1045,
        "comparison_station_count": 1044
      },
      {
        "key": "Shell",
        "label": "Shell",
        "change_7d": 0.6,
        "current_avg": 176.1,
        "previous_avg": 175.5,
        "station_count": 907,
        "comparison_station_count": 907
      }
    ]
  },
  "source_updated_at": "2026-07-12T22:59:20+00:00",
  "methodology_version": "1.0-historical",
  "active_station_count": 7988,
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      "other_avg": 165.7,
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      "tank_saving_gbp": 2.48,
      "comparison_station_count": 6313,
      "supermarket_station_count": 1621
    },
    "petrol": {
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      "tank_saving_gbp": 1.98,
      "comparison_station_count": 6206,
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    "premium_diesel": {
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      "comparison_station_count": 4068,
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      "tank_saving_gbp": 4.84,
      "comparison_station_count": 5050,
      "supermarket_station_count": 1211
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  },
  "historical_station_universe_count": 8073
}