{
  "query": {
    "country": "CO",
    "fuel": "methane"
  },
  "status": "ok",
  "price": {
    "currency": "COP",
    "unit": "per cubic metre",
    "value": 3608,
    "measure": "median",
    "median": 3608,
    "typical_low": 2979,
    "typical_high": 4999,
    "min": 2404,
    "max": 4999
  },
  "sample_size": 175,
  "period": {
    "from": "2026-10-01",
    "to": "2026-10-01"
  },
  "confidence": "high",
  "price_type": "posted_pump_price",
  "as_of": "2026-10-30T13:15:44.627Z",
  "source": {
    "id": "co-fuel",
    "name": "SICOM: monthly average price of vehicular natural gas (GNCV) per service station, Colombia",
    "publisher": "Ministerio de Minas y Energia (MinEnergia), SICOM, via datos.gov.co",
    "licence": "Creative Commons Attribution-ShareAlike 4.0 (CC BY-SA 4.0). Free tier only until the share-alike question is decided",
    "licence_url": "https://creativecommons.org/licenses/by-sa/4.0/legalcode",
    "attribution": "Fuente: Ministerio de Minas y Energía - MinEnergía (SICOM), datos.gov.co, CC BY-SA 4.0. Medians and ranges are calculated by ProofPrice from the station figures.",
    "url": "https://www.datos.gov.co/d/he3q-86dn"
  },
  "method": "Colombia (fuel): the Ministry of Mines and Energy (SICOM) publishes, for each service station, the average price it posted in the month for vehicular natural gas (GNCV) in pesos per cubic metre. We take the newest month, count each station once, and give the median and the 10th to 90th percentile across stations; an area needs at least 5 stations. Natural gas only: the dataset has no gasoline or diesel.",
  "method_url": "https://proofprice.com/method",
  "summary": "The median posted price of vehicular natural gas (GNCV) at service stations in Colombia for 2026-10 is COP 3,608 per cubic metre (typical COP 2,979 to COP 4,999). Based on 175 records from Ministerio de Minas y Energia (MinEnergia), SICOM, via datos.gov.co (2026-10-01 to 2026-10-01). Confidence: high.",
  "notice": "Information, not a valuation or offer. Ranges describe past recorded prices.",
  "extra": {
    "country_name": "Colombia",
    "fuel": {
      "requested": "methane",
      "label": "Compressed natural gas for vehicles (GNCV)"
    },
    "price_unit_note": "Pesos per cubic metre of gas, not per kg.",
    "scope": {
      "kind": "country",
      "label": "Colombia"
    },
    "month": "2026-10",
    "stations_in_dataset_this_month": 175,
    "what_this_is": "Average price each station posted for the month, as reported to SICOM. Natural gas only. Not a transaction price."
  },
  "answer_id": "ans_a69376299c5865b4c056",
  "method_version": "1",
  "retrieved_at": "2026-10-30T13:15:44.627Z",
  "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": "record_level",
  "data_as_of": "2026-10-01",
  "data_age_days": 29,
  "suggestions": [
    "This is a posted price, not what each customer paid."
  ]
}