{"entity":{"iso2":"LK","iso3":"LKA","name":"Sri Lanka","slug":"sri-lanka"},"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":0.034},{"date":"1967-01-01","value":0.011},{"date":"1968-01-01","value":0.064},{"date":"1969-01-01","value":0.075},{"date":"1970-01-01","value":0.1913},{"date":"1971-01-01","value":0.0852},{"date":"1972-01-01","value":0.0215999},{"date":"1973-01-01","value":-0.1514},{"date":"1974-01-01","value":0.3019},{"date":"1975-01-01","value":0.0789999},{"date":"1976-01-01","value":0.0329},{"date":"1977-01-01","value":0.1044},{"date":"1978-01-01","value":0.1524},{"date":"1979-01-01","value":0.0955},{"date":"1980-01-01","value":0.0183001},{"date":"1981-01-01","value":0.0914999},{"date":"1982-01-01","value":0.036},{"date":"1983-01-01","value":-0.3904},{"date":"1984-01-01","value":0.875},{"date":"1985-01-01","value":0.3034},{"date":"1986-01-01","value":0.2495},{"date":"1987-01-01","value":-0.4681},{"date":"1988-01-01","value":0.4197},{"date":"1989-01-01","value":0.2045},{"date":"1990-01-01","value":0.3436},{"date":"1991-01-01","value":-0.0281999},{"date":"1992-01-01","value":-0.2167},{"date":"1993-01-01","value":0.8961},{"date":"1994-01-01","value":0.2931},{"date":"1995-01-01","value":0.425},{"date":"1996-01-01","value":-1.2622},{"date":"1997-01-01","value":0.19537},{"date":"1998-01-01","value":0.46768},{"date":"1999-01-01","value":0.262544},{"date":"2000-01-01","value":-0.973286},{"date":"2001-01-01","value":-0.086364},{"date":"2002-01-01","value":-0.417432},{"date":"2003-01-01","value":0.61833},{"date":"2004-01-01","value":-0.349519},{"date":"2005-01-01","value":0.490309},{"date":"2006-01-01","value":1.18385},{"date":"2007-01-01","value":-0.686903},{"date":"2008-01-01","value":0.182719},{"date":"2009-01-01","value":-0.248082},{"date":"2010-01-01","value":1.75345},{"date":"2011-01-01","value":-1.06067},{"date":"2012-01-01","value":-1.28173},{"date":"2013-01-01","value":3.62708},{"date":"2014-01-01","value":-2.36659},{"date":"2015-01-01","value":1.41724},{"date":"2016-01-01","value":-1.74835},{"date":"2017-01-01","value":-0.20018},{"date":"2018-01-01","value":2.3801},{"date":"2019-01-01","value":-1.59956},{"date":"2020-01-01","value":0.1644},{"date":"2021-01-01","value":2.2503},{"date":"2022-01-01","value":-0.4672},{"date":"2023-01-01","value":-0.996772},{"date":"2024-01-01","value":1.0749},{"date":"2025-01-01","value":1.10892}],"summary":{"latest_period":"2025-01-01","latest_value":1.10892,"max":3.62708,"mean":0.126358,"min":-2.36659,"of":77,"rank":16,"trend":"volatile"}}