{
  "lastUpdated": "2026-06-29T10:57:58.827Z",
  "weekEnding": "2026-06-22",
  "gasolineUsdGal": 4.048,
  "gasolineChangeUsdGal": -0.139,
  "dieselUsdGal": 4.832,
  "dieselChangeUsdGal": -0.227,
  "dataSource": "US Energy Information Administration (EIA)"
}