{"entity":{"iso2":"ES","iso3":"ESP","name":"Spain","slug":"spain"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"annual-change-fossil-fuels","source":"Energy Institute - Statistical Review of World Energy (2026); Smil (2017) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/annual-change-fossil-fuels","title":"Annual change in primary energy from fossil fuels","unit":"terawatt-hours"},"observations":[{"date":"1970-01-01","value":46.5067},{"date":"1971-01-01","value":36.9261},{"date":"1972-01-01","value":30.2092},{"date":"1973-01-01","value":73.9898},{"date":"1974-01-01","value":21.325},{"date":"1975-01-01","value":31.6681},{"date":"1976-01-01","value":65.4005},{"date":"1977-01-01","value":-23.8066},{"date":"1978-01-01","value":-1.68738},{"date":"1979-01-01","value":47.8492},{"date":"1980-01-01","value":58.0225},{"date":"1981-01-01","value":17.066},{"date":"1982-01-01","value":-11.3353},{"date":"1983-01-01","value":13.4605},{"date":"1984-01-01","value":-33.7332},{"date":"1985-01-01","value":-20.9824},{"date":"1986-01-01","value":7.10278},{"date":"1987-01-01","value":21.1416},{"date":"1988-01-01","value":-6.26932},{"date":"1989-01-01","value":79.7984},{"date":"1990-01-01","value":-12.1853},{"date":"1991-01-01","value":28.5173},{"date":"1992-01-01","value":76.3886},{"date":"1993-01-01","value":-54.6061},{"date":"1994-01-01","value":43.6955},{"date":"1995-01-01","value":57.8181},{"date":"1996-01-01","value":-5.17549},{"date":"1997-01-01","value":66.4762},{"date":"1998-01-01","value":49.7243},{"date":"1999-01-01","value":92.7382},{"date":"2000-01-01","value":49.1959},{"date":"2001-01-01","value":19.2148},{"date":"2002-01-01","value":73.7966},{"date":"2003-01-01","value":22.6085},{"date":"2004-01-01","value":63.0395},{"date":"2005-01-01","value":70.5698},{"date":"2006-01-01","value":-22.0863},{"date":"2007-01-01","value":38.5964},{"date":"2008-01-01","value":-78.7095},{"date":"2009-01-01","value":-142.373},{"date":"2010-01-01","value":-50.9814},{"date":"2011-01-01","value":6.20858},{"date":"2012-01-01","value":-30.0515},{"date":"2013-01-01","value":-100.749},{"date":"2014-01-01","value":-22.2444},{"date":"2015-01-01","value":56.4967},{"date":"2016-01-01","value":-13.4319},{"date":"2017-01-01","value":64.6776},{"date":"2018-01-01","value":-14.5446},{"date":"2019-01-01","value":-28.304},{"date":"2020-01-01","value":-203.218},{"date":"2021-01-01","value":83.6319},{"date":"2022-01-01","value":64.8397},{"date":"2023-01-01","value":-78.5533},{"date":"2024-01-01","value":26.9283},{"date":"2025-01-01","value":26.3933}],"summary":{"latest_period":"2025-01-01","latest_value":26.3933,"max":92.7382,"mean":12.0892,"min":-203.218,"of":75,"rank":15,"trend":"volatile"}}