{"entity":{"iso2":"CH","iso3":"CHE","name":"Switzerland","slug":"switzerland"},"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":"1991-01-01","value":100.0},{"date":"1992-01-01","value":50.0},{"date":"1993-01-01","value":33.3333},{"date":"1994-01-01","value":25.0},{"date":"1995-01-01","value":20.0},{"date":"1996-01-01","value":16.6667},{"date":"1997-01-01","value":0.0},{"date":"1998-01-01","value":14.2857},{"date":"1999-01-01","value":25.0},{"date":"2000-01-01","value":9.99999},{"date":"2001-01-01","value":18.1818},{"date":"2002-01-01","value":15.3846},{"date":"2003-01-01","value":20.0},{"date":"2004-01-01","value":0.0},{"date":"2005-01-01","value":16.6667},{"date":"2006-01-01","value":14.2857},{"date":"2007-01-01","value":20.8333},{"date":"2008-01-01","value":27.5862},{"date":"2009-01-01","value":45.9459},{"date":"2010-01-01","value":74.0741},{"date":"2011-01-01","value":78.7234},{"date":"2012-01-01","value":77.9762},{"date":"2013-01-01","value":67.2241},{"date":"2014-01-01","value":68.4},{"date":"2015-01-01","value":32.8979},{"date":"2016-01-01","value":19.1242},{"date":"2017-01-01","value":26.2566},{"date":"2018-01-01","value":15.5674},{"date":"2019-01-01","value":11.9794},{"date":"2020-01-01","value":23.5996},{"date":"2021-01-01","value":10.104},{"date":"2022-01-01","value":37.2132},{"date":"2023-01-01","value":20.8262},{"date":"2024-01-01","value":21.3065},{"date":"2025-01-01","value":35.6484}],"summary":{"latest_period":"2025-01-01","latest_value":35.6484,"max":100.0,"mean":31.2597,"min":0.0,"of":76,"rank":23,"trend":"volatile"}}