{"entity":{"iso2":"UK","iso3":"GBR","name":"United Kingdom","slug":"united-kingdom"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"percentage-change-energy-by-source","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/percentage-change-energy-by-source","title":"Year-to-year percentage change in primary energy use by source","unit":"%"},"observations":[{"date":"1985-01-01","value":0.0},{"date":"1986-01-01","value":0.0},{"date":"1987-01-01","value":-100.0},{"date":"1989-01-01","value":-100.0},{"date":"2000-01-01","value":0.0},{"date":"2001-01-01","value":100.0},{"date":"2002-01-01","value":50.0},{"date":"2003-01-01","value":0.0},{"date":"2004-01-01","value":33.3333},{"date":"2005-01-01","value":100.0},{"date":"2006-01-01","value":37.5},{"date":"2007-01-01","value":27.2727},{"date":"2008-01-01","value":21.4286},{"date":"2009-01-01","value":17.6482},{"date":"2010-01-01","value":101.384},{"date":"2011-01-01","value":504.966},{"date":"2012-01-01","value":455.588},{"date":"2013-01-01","value":48.4943},{"date":"2014-01-01","value":101.668},{"date":"2015-01-01","value":85.8103},{"date":"2016-01-01","value":38.167},{"date":"2017-01-01","value":10.0818},{"date":"2018-01-01","value":10.5711},{"date":"2019-01-01","value":-1.97617},{"date":"2020-01-01","value":1.03759},{"date":"2021-01-01","value":-3.33469},{"date":"2022-01-01","value":15.2888},{"date":"2023-01-01","value":4.69149},{"date":"2024-01-01","value":-0.024593},{"date":"2025-01-01","value":36.6295}],"summary":{"latest_period":"2025-01-01","latest_value":36.6295,"max":504.966,"mean":53.2075,"min":-100.0,"of":76,"rank":22,"trend":"volatile"}}