{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"share-energy-source-sub","source":"Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/share-energy-source-sub","title":"Share of primary energy use by source","unit":"%"},"observations":[{"date":"1965-01-01","value":0.485059},{"date":"1966-01-01","value":0.673564},{"date":"1967-01-01","value":1.75764},{"date":"1968-01-01","value":2.37943},{"date":"1969-01-01","value":2.22955},{"date":"1970-01-01","value":1.78972},{"date":"1971-01-01","value":1.34573},{"date":"1972-01-01","value":0.880036},{"date":"1973-01-01","value":0.856194},{"date":"1974-01-01","value":1.80169},{"date":"1975-01-01","value":4.32895},{"date":"1976-01-01","value":7.1549},{"date":"1977-01-01","value":8.68438},{"date":"1978-01-01","value":8.90534},{"date":"1979-01-01","value":9.19574},{"date":"1980-01-01","value":11.2125},{"date":"1981-01-01","value":12.3542},{"date":"1982-01-01","value":13.2829},{"date":"1983-01-01","value":13.8742},{"date":"1984-01-01","value":14.6621},{"date":"1985-01-01","value":16.0158},{"date":"1986-01-01","value":15.6075},{"date":"1987-01-01","value":17.2878},{"date":"1988-01-01","value":16.3814},{"date":"1989-01-01","value":17.035},{"date":"1990-01-01","value":19.4471},{"date":"1991-01-01","value":20.414},{"date":"1992-01-01","value":19.1867},{"date":"1993-01-01","value":16.6842},{"date":"1994-01-01","value":17.2715},{"date":"1995-01-01","value":19.4821},{"date":"1996-01-01","value":20.0505},{"date":"1997-01-01","value":16.9048},{"date":"1998-01-01","value":14.7646},{"date":"1999-01-01","value":14.5509},{"date":"2000-01-01","value":15.7919},{"date":"2001-01-01","value":12.7005},{"date":"2002-01-01","value":11.6259},{"date":"2003-01-01","value":11.9824},{"date":"2004-01-01","value":12.103},{"date":"2005-01-01","value":13.9984},{"date":"2006-01-01","value":14.0981},{"date":"2007-01-01","value":14.6188},{"date":"2008-01-01","value":14.7351},{"date":"2009-01-01","value":12.0794},{"date":"2010-01-01","value":12.9164},{"date":"2011-01-01","value":13.6518},{"date":"2012-01-01","value":13.5322},{"date":"2013-01-01","value":14.3283},{"date":"2014-01-01","value":13.2781},{"date":"2015-01-01","value":13.8182},{"date":"2016-01-01","value":14.9441},{"date":"2017-01-01","value":14.8787},{"date":"2018-01-01","value":14.1499},{"date":"2019-01-01","value":13.4623},{"date":"2020-01-01","value":15.0389},{"date":"2021-01-01","value":15.1781},{"date":"2022-01-01","value":11.9704},{"date":"2023-01-01","value":13.123},{"date":"2024-01-01","value":14.3153},{"date":"2025-01-01","value":13.9026}],"summary":{"latest_period":"2025-01-01","latest_value":13.9026,"max":20.414,"mean":12.0518,"min":0.485059,"of":76,"rank":57,"trend":"rising"}}