{
  "series": "geothermal",
  "name": "EnergyIndex Geothermal",
  "source": "EIA API v2 · fueltypeid=GEO · location=US · sectorid=99",
  "base_year": "2020",
  "latest_period": "2026-07",
  "latest_generation_gwh": 1298,
  "share_of_us_generation_pct": 0.29,
  "ttm_generation_gwh": 15599,
  "ttm_yoy_change_pct": 0.3,
  "index_level": 98.17,
  "history": [
    {
      "period": "2023-08",
      "generation_gwh": 1267,
      "share_pct": 0.3
    },
    {
      "period": "2023-09",
      "generation_gwh": 1315,
      "share_pct": 0.36
    },
    {
      "period": "2023-10",
      "generation_gwh": 1420,
      "share_pct": 0.43
    },
    {
      "period": "2023-11",
      "generation_gwh": 1440,
      "share_pct": 0.45
    },
    {
      "period": "2023-12",
      "generation_gwh": 1473,
      "share_pct": 0.42
    },
    {
      "period": "2024-01",
      "generation_gwh": 1399,
      "share_pct": 0.37
    },
    {
      "period": "2024-02",
      "generation_gwh": 1303,
      "share_pct": 0.4
    },
    {
      "period": "2024-03",
      "generation_gwh": 1359,
      "share_pct": 0.42
    },
    {
      "period": "2024-04",
      "generation_gwh": 1280,
      "share_pct": 0.41
    },
    {
      "period": "2024-05",
      "generation_gwh": 1246,
      "share_pct": 0.36
    },
    {
      "period": "2024-06",
      "generation_gwh": 1202,
      "share_pct": 0.31
    },
    {
      "period": "2024-07",
      "generation_gwh": 1218,
      "share_pct": 0.28
    },
    {
      "period": "2024-08",
      "generation_gwh": 1227,
      "share_pct": 0.29
    },
    {
      "period": "2024-09",
      "generation_gwh": 1201,
      "share_pct": 0.33
    },
    {
      "period": "2024-10",
      "generation_gwh": 1261,
      "share_pct": 0.38
    },
    {
      "period": "2024-11",
      "generation_gwh": 1317,
      "share_pct": 0.41
    },
    {
      "period": "2024-12",
      "generation_gwh": 1393,
      "share_pct": 0.39
    },
    {
      "period": "2025-01",
      "generation_gwh": 1389,
      "share_pct": 0.35
    },
    {
      "period": "2025-02",
      "generation_gwh": 1252,
      "share_pct": 0.37
    },
    {
      "period": "2025-03",
      "generation_gwh": 1388,
      "share_pct": 0.42
    },
    {
      "period": "2025-04",
      "generation_gwh": 1306,
      "share_pct": 0.41
    },
    {
      "period": "2025-05",
      "generation_gwh": 1253,
      "share_pct": 0.36
    },
    {
      "period": "2025-06",
      "generation_gwh": 1278,
      "share_pct": 0.32
    },
    {
      "period": "2025-07",
      "generation_gwh": 1285,
      "share_pct": 0.29
    },
    {
      "period": "2025-08",
      "generation_gwh": 1349,
      "share_pct": 0.32
    },
    {
      "period": "2025-09",
      "generation_gwh": 1284,
      "share_pct": 0.35
    },
    {
      "period": "2025-10",
      "generation_gwh": 1267,
      "share_pct": 0.37
    },
    {
      "period": "2025-11",
      "generation_gwh": 1263,
      "share_pct": 0.38
    },
    {
      "period": "2025-12",
      "generation_gwh": 1355,
      "share_pct": 0.35
    },
    {
      "period": "2026-01",
      "generation_gwh": 1417,
      "share_pct": 0.35
    },
    {
      "period": "2026-02",
      "generation_gwh": 1263,
      "share_pct": 0.37
    },
    {
      "period": "2026-03",
      "generation_gwh": 1334,
      "share_pct": 0.38
    },
    {
      "period": "2026-04",
      "generation_gwh": 1224,
      "share_pct": 0.37
    },
    {
      "period": "2026-05",
      "generation_gwh": 1277,
      "share_pct": 0.36
    },
    {
      "period": "2026-06",
      "generation_gwh": 1268,
      "share_pct": 0.32
    },
    {
      "period": "2026-07",
      "generation_gwh": 1298,
      "share_pct": 0.29
    }
  ]
}