{"entity":{"iso2":"CH","iso3":"CHE","name":"Switzerland","slug":"switzerland"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"annual-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-change-hydro","title":"Annual change in primary energy from hydropower","unit":"terawatt-hours"},"observations":[{"date":"1966-01-01","value":3.42133},{"date":"1967-01-01","value":2.33161},{"date":"1968-01-01","value":-0.334875},{"date":"1969-01-01","value":-1.27021},{"date":"1970-01-01","value":0.927496},{"date":"1971-01-01","value":-0.128901},{"date":"1972-01-01","value":-4.80969},{"date":"1973-01-01","value":2.35257},{"date":"1974-01-01","value":1.26379},{"date":"1975-01-01","value":4.3854},{"date":"1976-01-01","value":-6.38639},{"date":"1977-01-01","value":9.04048},{"date":"1978-01-01","value":-3.32936},{"date":"1979-01-01","value":-1.87614},{"date":"1980-01-01","value":3.76355},{"date":"1981-01-01","value":1.67715},{"date":"1982-01-01","value":0.846333},{"date":"1983-01-01","value":-0.908562},{"date":"1984-01-01","value":-5.16899},{"date":"1985-01-01","value":2.15821},{"date":"1986-01-01","value":0.85321},{"date":"1987-01-01","value":1.76942},{"date":"1988-01-01","value":1.12038},{"date":"1989-01-01","value":-6.02015},{"date":"1990-01-01","value":0.0229187},{"date":"1991-01-01","value":2.28231},{"date":"1992-01-01","value":0.623493},{"date":"1993-01-01","value":3.07754},{"date":"1994-01-01","value":3.29136},{"date":"1995-01-01","value":-3.90099},{"date":"1996-01-01","value":-6.42359},{"date":"1997-01-01","value":5.29848},{"date":"1998-01-01","value":-0.571041},{"date":"1999-01-01","value":6.53285},{"date":"2000-01-01","value":-3.17093},{"date":"2001-01-01","value":4.48554},{"date":"2002-01-01","value":-6.15106},{"date":"2003-01-01","value":-0.404686},{"date":"2004-01-01","value":-1.01542},{"date":"2005-01-01","value":-2.52182},{"date":"2006-01-01","value":-0.26804},{"date":"2007-01-01","value":4.29154},{"date":"2008-01-01","value":0.785984},{"date":"2009-01-01","value":-0.312275},{"date":"2010-01-01","value":0.33717},{"date":"2011-01-01","value":-3.67092},{"date":"2012-01-01","value":6.21073},{"date":"2013-01-01","value":-0.139374},{"date":"2014-01-01","value":-0.424671},{"date":"2015-01-01","value":0.221802},{"date":"2016-01-01","value":-3.63392},{"date":"2017-01-01","value":-0.532566},{"date":"2018-01-01","value":0.513828},{"date":"2019-01-01","value":3.02478},{"date":"2020-01-01","value":-1.47697},{"date":"2021-01-01","value":-0.802002},{"date":"2022-01-01","value":-7.421},{"date":"2023-01-01","value":7.471},{"date":"2024-01-01","value":8.115},{"date":"2025-01-01","value":-11.25}],"summary":{"latest_period":"2025-01-01","latest_value":-11.25,"max":9.04048,"mean":0.136212,"min":-11.25,"of":77,"rank":73,"trend":"volatile"}}