{"entity":{"iso2":"LK","iso3":"LKA","name":"Sri Lanka","slug":"sri-lanka"},"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":9.31506},{"date":"1967-01-01","value":2.75689},{"date":"1968-01-01","value":15.6098},{"date":"1969-01-01","value":15.8228},{"date":"1970-01-01","value":34.8452},{"date":"1971-01-01","value":11.5088},{"date":"1972-01-01","value":2.61659},{"date":"1973-01-01","value":-17.8727},{"date":"1974-01-01","value":43.3951},{"date":"1975-01-01","value":7.919},{"date":"1976-01-01","value":3.05591},{"date":"1977-01-01","value":9.40965},{"date":"1978-01-01","value":12.5546},{"date":"1979-01-01","value":6.98968},{"date":"1980-01-01","value":1.25189},{"date":"1981-01-01","value":6.18201},{"date":"1982-01-01","value":2.29066},{"date":"1983-01-01","value":-24.2846},{"date":"1984-01-01","value":71.8863},{"date":"1985-01-01","value":14.5015},{"date":"1986-01-01","value":10.4149},{"date":"1987-01-01","value":-17.6969},{"date":"1988-01-01","value":19.2788},{"date":"1989-01-01","value":7.87538},{"date":"1990-01-01","value":12.2662},{"date":"1991-01-01","value":-0.896716},{"date":"1992-01-01","value":-6.95309},{"date":"1993-01-01","value":30.9011},{"date":"1994-01-01","value":7.72128},{"date":"1995-01-01","value":10.3935},{"date":"1996-01-01","value":-27.9613},{"date":"1997-01-01","value":6.00788},{"date":"1998-01-01","value":13.5667},{"date":"1999-01-01","value":6.70618},{"date":"2000-01-01","value":-23.2983},{"date":"2001-01-01","value":-2.69533},{"date":"2002-01-01","value":-13.3885},{"date":"2003-01-01","value":22.8976},{"date":"2004-01-01","value":-10.5317},{"date":"2005-01-01","value":16.513},{"date":"2006-01-01","value":34.2198},{"date":"2007-01-01","value":-14.7932},{"date":"2008-01-01","value":4.61823},{"date":"2009-01-01","value":-5.99348},{"date":"2010-01-01","value":45.0629},{"date":"2011-01-01","value":-18.791},{"date":"2012-01-01","value":-27.9616},{"date":"2013-01-01","value":109.839},{"date":"2014-01-01","value":-34.1537},{"date":"2015-01-01","value":31.0618},{"date":"2016-01-01","value":-29.2372},{"date":"2017-01-01","value":-4.73067},{"date":"2018-01-01","value":59.0396},{"date":"2019-01-01","value":-24.9484},{"date":"2020-01-01","value":3.41653},{"date":"2021-01-01","value":45.2203},{"date":"2022-01-01","value":-6.46501},{"date":"2023-01-01","value":-14.7465},{"date":"2024-01-01","value":18.653},{"date":"2025-01-01","value":16.2182}],"summary":{"latest_period":"2025-01-01","latest_value":16.2182,"max":109.839,"mean":7.94007,"min":-34.1537,"of":68,"rank":12,"trend":"volatile"}}