{"updated": "2026-09-19", "item": "電気代", "unit": "1か月･402kWh", "item_code": "3511", "source": "総務省統計局 小売物価統計調査（動向編）", "source_url": "https://www.stat.go.jp/data/kouri/", "license": "CC BY 4.0（数値）", "method": "81市の調査価格の月ごとの中央値。40市以上で値がある月だけ", "comparable": false, "ratio": null, "from": {"month": "2020-01", "yen": 12845}, "to": {"month": "2026-07", "yen": 13913}, "months": [{"month": "2020-01", "yen": 12845}, {"month": "2020-02", "yen": 12819}, {"month": "2020-03", "yen": 12810}, {"month": "2020-04", "yen": 12819}, {"month": "2020-05", "yen": 12842}, {"month": "2020-06", "yen": 12798}, {"month": "2020-07", "yen": 12652}, {"month": "2020-08", "yen": 12462}, {"month": "2020-09", "yen": 12304}, {"month": "2020-10", "yen": 12104}, {"month": "2020-11", "yen": 12105}, {"month": "2020-12", "yen": 11941}, {"month": "2021-01", "yen": 11858}, {"month": "2021-02", "yen": 11871}, {"month": "2021-03", "yen": 12012}, {"month": "2021-04", "yen": 12246}, {"month": "2021-05", "yen": 12550}, {"month": "2021-06", "yen": 12687}, {"month": "2021-07", "yen": 12845}, {"month": "2021-08", "yen": 12946}, {"month": "2021-09", "yen": 13079}, {"month": "2021-10", "yen": 13216}, {"month": "2021-11", "yen": 13397}, {"month": "2021-12", "yen": 13551}, {"month": "2022-01", "yen": 13751}, {"month": "2022-02", "yen": 14161}, {"month": "2022-03", "yen": 14456}, {"month": "2022-04", "yen": 14501}, {"month": "2022-05", "yen": 14735}, {"month": "2022-06", "yen": 14806}, {"month": "2022-07", "yen": 15247}, {"month": "2022-08", "yen": 15618}, {"month": "2022-09", "yen": 15618}, {"month": "2022-10", "yen": 15618}, {"month": "2022-11", "yen": 15618}, {"month": "2022-12", "yen": 15618}, {"month": "2023-01", "yen": 15618}, {"month": "2023-02", "yen": 12531}, {"month": "2023-03", "yen": 12531}, {"month": "2023-04", "yen": 12531}, {"month": "2023-05", "yen": 11627}, {"month": "2023-06", "yen": 13798}, {"month": "2023-07", "yen": 13330}, {"month": "2023-08", "yen": 12730}, {"month": "2023-09", "yen": 12181}, {"month": "2023-10", "yen": 13451}, {"month": "2023-11", "yen": 13301}, {"month": "2023-12", "yen": 13178}, {"month": "2024-01", "yen": 13178}, {"month": "2024-02", "yen": 13200}, {"month": "2024-03", "yen": 13191}, {"month": "2024-04", "yen": 13323}, {"month": "2024-05", "yen": 14307}, {"month": "2024-06", "yen": 14955}, {"month": "2024-07", "yen": 15542}, {"month": "2024-08", "yen": 15410}, {"month": "2024-09", "yen": 13672}, {"month": "2024-10", "yen": 13738}, {"month": "2024-11", "yen": 14422}, {"month": "2024-12", "yen": 15431}, {"month": "2025-01", "yen": 13973}, {"month": "2025-02", "yen": 12976}, {"month": "2025-03", "yen": 13060}, {"month": "2025-04", "yen": 13695}, {"month": "2025-05", "yen": 14375}, {"month": "2025-06", "yen": 14290}, {"month": "2025-07", "yen": 14029}, {"month": "2025-08", "yen": 13036}, {"month": "2025-09", "yen": 12747}, {"month": "2025-10", "yen": 12823}, {"month": "2025-11", "yen": 13607}, {"month": "2025-12", "yen": 13579}, {"month": "2026-01", "yen": 13551}, {"month": "2026-02", "yen": 11744}, {"month": "2026-03", "yen": 11810}, {"month": "2026-04", "yen": 13108}, {"month": "2026-05", "yen": 13821}, {"month": "2026-06", "yen": 13857}, {"month": "2026-07", "yen": 13913}]}