{"entity":{"iso2":"CH","iso3":"CHE","name":"Switzerland","slug":"switzerland"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"annual-percentage-change-hydro","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-percentage-change-hydro","title":"Annual percentage change in primary energy from hydropower","unit":"%"},"observations":[{"date":"1966-01-01","value":14.198},{"date":"1967-01-01","value":8.47283},{"date":"1968-01-01","value":-1.12185},{"date":"1969-01-01","value":-4.30355},{"date":"1970-01-01","value":3.28374},{"date":"1971-01-01","value":-0.441854},{"date":"1972-01-01","value":-16.5602},{"date":"1973-01-01","value":9.70773},{"date":"1974-01-01","value":4.75347},{"date":"1975-01-01","value":15.7463},{"date":"1976-01-01","value":-19.8115},{"date":"1977-01-01","value":34.9737},{"date":"1978-01-01","value":-9.54247},{"date":"1979-01-01","value":-5.94459},{"date":"1980-01-01","value":12.6786},{"date":"1981-01-01","value":5.0142},{"date":"1982-01-01","value":2.40948},{"date":"1983-01-01","value":-2.52579},{"date":"1984-01-01","value":-14.7421},{"date":"1985-01-01","value":7.21956},{"date":"1986-01-01","value":2.66195},{"date":"1987-01-01","value":5.3773},{"date":"1988-01-01","value":3.23111},{"date":"1989-01-01","value":-16.8184},{"date":"1990-01-01","value":0.0769731},{"date":"1991-01-01","value":7.65933},{"date":"1992-01-01","value":1.94355},{"date":"1993-01-01","value":9.41038},{"date":"1994-01-01","value":9.19858},{"date":"1995-01-01","value":-9.98396},{"date":"1996-01-01","value":-18.2636},{"date":"1997-01-01","value":18.4308},{"date":"1998-01-01","value":-1.67724},{"date":"1999-01-01","value":19.5154},{"date":"2000-01-01","value":-7.92569},{"date":"2001-01-01","value":12.1766},{"date":"2002-01-01","value":-14.8854},{"date":"2003-01-01","value":-1.1506},{"date":"2004-01-01","value":-2.92062},{"date":"2005-01-01","value":-7.47167},{"date":"2006-01-01","value":-0.858279},{"date":"2007-01-01","value":13.8607},{"date":"2008-01-01","value":2.22953},{"date":"2009-01-01","value":-0.866482},{"date":"2010-01-01","value":0.943736},{"date":"2011-01-01","value":-10.1788},{"date":"2012-01-01","value":19.1728},{"date":"2013-01-01","value":-0.361034},{"date":"2014-01-01","value":-1.10405},{"date":"2015-01-01","value":0.583074},{"date":"2016-01-01","value":-9.4975},{"date":"2017-01-01","value":-1.53797},{"date":"2018-01-01","value":1.50703},{"date":"2019-01-01","value":8.73981},{"date":"2020-01-01","value":-3.92456},{"date":"2021-01-01","value":-2.21811},{"date":"2022-01-01","value":-20.99},{"date":"2023-01-01","value":26.7452},{"date":"2024-01-01","value":22.9205},{"date":"2025-01-01","value":-25.8502}],"summary":{"latest_period":"2025-01-01","latest_value":-25.8502,"max":34.9737,"mean":1.1894,"min":-25.8502,"of":68,"rank":58,"trend":"volatile"}}