{
  "query": {
    "country": "HK",
    "fuel": "diesel"
  },
  "status": "ok",
  "price": {
    "currency": "HKD",
    "unit": "per litre",
    "value": 38.03,
    "measure": "median",
    "median": 38.03,
    "typical_low": null,
    "typical_high": null,
    "min": 38.03,
    "max": 38.23
  },
  "sample_size": null,
  "period": {
    "from": "2026-10-30",
    "to": "2026-10-30"
  },
  "confidence": "high",
  "price_type": "posted_pump_price",
  "statistic": {
    "measure": "median",
    "reference_period": "posted prices fetched 2026-10-30",
    "note": "Posted pump prices of five oil companies, not a station survey and not what each customer paid."
  },
  "as_of": "2026-10-30T09:46:51.444Z",
  "source": {
    "id": "hk-consumer-fuel",
    "name": "Consumer Council Oil Watch: pump prices of auto-fuels (DATA.GOV.HK)",
    "publisher": "Consumer Council, Hong Kong (open data on DATA.GOV.HK)",
    "licence": "DATA.GOV.HK Terms and Conditions v1.2 (free commercial and non-commercial reuse if the source is identified and the Government's and the Consumer Council's ownership acknowledged)",
    "licence_url": "https://data.gov.hk/en/terms-and-conditions",
    "attribution": "Source: Consumer Council, Hong Kong (via DATA.GOV.HK), Pump Prices of Auto-Fuels. Data owned by the Government of the Hong Kong SAR and the Consumer Council. The median and range across the five companies are own calculations by ProofPrice.",
    "url": "https://data.gov.hk/en-data/dataset/cc-oilprice-oilprice"
  },
  "method": "Hong Kong fuel: the median of the posted pump prices (HKD per litre) of the five oil companies in the Consumer Council's Oil Watch open data, with the lowest and highest company price and each company's price in extra. Posted prices, one per company: not a station survey and not what each customer paid. The file carries no date, so the figure is dated the day it was fetched; the daily collector keeps the history.",
  "method_url": "https://proofprice.com/method",
  "summary": "The median posted pump price of diesel in Hong Kong is HK$38.03 per litre across 5 oil companies (lowest HK$38.03, highest HK$38.23), as of 2026-10-30. Posted prices published by Consumer Council, Hong Kong (open data on DATA.GOV.HK), fetched 2026-10-30.",
  "notice": "Information, not a valuation or offer. Ranges describe past recorded prices.",
  "extra": {
    "company_prices_hkd_per_litre": {
      "Sinopec": 38.03,
      "PetroChina": 38.03,
      "Caltex": 38.03,
      "Esso": 38.23,
      "Shell": 38.03
    },
    "companies": 5
  },
  "answer_id": "ans_234c0b998043a3e408a2",
  "method_version": "1",
  "retrieved_at": "2026-10-30T09:46:51.444Z",
  "evidence": {
    "type": "posted_pump_price",
    "label": "Posted shelf or pump price",
    "meaning": "The price a seller displays (for example at a pump or on a shelf): it is what is asked at the time, not a record of what each customer paid."
  },
  "reliability": "official_median_no_count",
  "data_as_of": "2026-10-30",
  "data_age_days": 0,
  "suggestions": [
    "This is one published figure (an average, median, index or listed price) with no record count: use it as a reference point, not as a range of what individuals paid.",
    "For a decision on a specific job or purchase, ask for an itemised quote.",
    "This is a posted price, not what each customer paid."
  ]
}