{"entity":{"iso2":"EL","iso3":"GRC","name":"Greece","slug":"greece"},"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":115.98},{"date":"1967-01-01","value":-4.04625},{"date":"1968-01-01","value":-17.5904},{"date":"1969-01-01","value":50.2193},{"date":"1970-01-01","value":28.2725},{"date":"1971-01-01","value":0.606982},{"date":"1972-01-01","value":0.942688},{"date":"1973-01-01","value":-16.9593},{"date":"1974-01-01","value":5.57804},{"date":"1975-01-01","value":-14.1457},{"date":"1976-01-01","value":-6.74938},{"date":"1977-01-01","value":2.28846},{"date":"1978-01-01","value":55.4631},{"date":"1979-01-01","value":19.344},{"date":"1980-01-01","value":-4.51486},{"date":"1981-01-01","value":0.0587329},{"date":"1982-01-01","value":4.52011},{"date":"1983-01-01","value":-34.2881},{"date":"1984-01-01","value":22.3077},{"date":"1985-01-01","value":-1.99161},{"date":"1986-01-01","value":15.3298},{"date":"1987-01-01","value":-14.0649},{"date":"1988-01-01","value":-14.8921},{"date":"1989-01-01","value":-19.6957},{"date":"1990-01-01","value":-6.89473},{"date":"1991-01-01","value":75.1837},{"date":"1992-01-01","value":-28.9125},{"date":"1993-01-01","value":3.58602},{"date":"1994-01-01","value":13.8913},{"date":"1995-01-01","value":35.783},{"date":"1996-01-01","value":23.2077},{"date":"1997-01-01","value":-10.7176},{"date":"1998-01-01","value":-4.25039},{"date":"1999-01-01","value":23.5405},{"date":"2000-01-01","value":-19.5775},{"date":"2001-01-01","value":-43.2169},{"date":"2002-01-01","value":33.5241},{"date":"2003-01-01","value":70.2143},{"date":"2004-01-01","value":-1.97066},{"date":"2005-01-01","value":7.39325},{"date":"2006-01-01","value":16.8879},{"date":"2007-01-01","value":-55.8143},{"date":"2008-01-01","value":27.8174},{"date":"2009-01-01","value":61.597},{"date":"2010-01-01","value":39.6482},{"date":"2011-01-01","value":-46.3372},{"date":"2012-01-01","value":9.50746},{"date":"2013-01-01","value":44.4937},{"date":"2014-01-01","value":-29.441},{"date":"2015-01-01","value":36.1714},{"date":"2016-01-01","value":-9.11017},{"date":"2017-01-01","value":-28.5079},{"date":"2018-01-01","value":44.9433},{"date":"2019-01-01","value":-30.3624},{"date":"2020-01-01","value":-16.3994},{"date":"2021-01-01","value":76.5548},{"date":"2022-01-01","value":-34.6958},{"date":"2023-01-01","value":-1.03404},{"date":"2024-01-01","value":-6.12393},{"date":"2025-01-01","value":-3.5812}],"summary":{"latest_period":"2025-01-01","latest_value":-3.5812,"max":115.98,"mean":7.31617,"min":-55.8143,"of":68,"rank":33,"trend":"volatile"}}