{"entity":{"iso2":"FI","iso3":"FIN","name":"Finland","slug":"finland"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"nuclear-primary-energy","source":"Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/nuclear-primary-energy","title":"Share of primary energy from nuclear","unit":"%"},"observations":[{"date":"1965-01-01","value":0.0},{"date":"1966-01-01","value":0.0},{"date":"1967-01-01","value":0.0},{"date":"1968-01-01","value":0.0},{"date":"1969-01-01","value":0.0},{"date":"1970-01-01","value":0.0},{"date":"1971-01-01","value":0.0},{"date":"1972-01-01","value":0.0},{"date":"1973-01-01","value":0.0},{"date":"1974-01-01","value":0.0},{"date":"1975-01-01","value":0.0},{"date":"1976-01-01","value":0.0},{"date":"1977-01-01","value":3.7481},{"date":"1978-01-01","value":4.31956},{"date":"1979-01-01","value":8.25137},{"date":"1980-01-01","value":8.58997},{"date":"1981-01-01","value":18.1372},{"date":"1982-01-01","value":20.9042},{"date":"1983-01-01","value":22.3879},{"date":"1984-01-01","value":22.7076},{"date":"1985-01-01","value":21.6219},{"date":"1986-01-01","value":21.3871},{"date":"1987-01-01","value":21.0343},{"date":"1988-01-01","value":21.0224},{"date":"1989-01-01","value":20.3884},{"date":"1990-01-01","value":19.0926},{"date":"1991-01-01","value":19.1965},{"date":"1992-01-01","value":19.183},{"date":"1993-01-01","value":19.5549},{"date":"1994-01-01","value":17.9116},{"date":"1995-01-01","value":18.512},{"date":"1996-01-01","value":18.136},{"date":"1997-01-01","value":19.1826},{"date":"1998-01-01","value":19.6545},{"date":"1999-01-01","value":20.851},{"date":"2000-01-01","value":20.4157},{"date":"2001-01-01","value":19.7588},{"date":"2002-01-01","value":18.9746},{"date":"2003-01-01","value":17.9954},{"date":"2004-01-01","value":18.1402},{"date":"2005-01-01","value":20.7307},{"date":"2006-01-01","value":18.3728},{"date":"2007-01-01","value":19.0862},{"date":"2008-01-01","value":19.9141},{"date":"2009-01-01","value":21.5713},{"date":"2010-01-01","value":19.1498},{"date":"2011-01-01","value":20.7808},{"date":"2012-01-01","value":21.8012},{"date":"2013-01-01","value":21.9463},{"date":"2014-01-01","value":22.609},{"date":"2015-01-01","value":22.8742},{"date":"2016-01-01","value":22.397},{"date":"2017-01-01","value":22.3264},{"date":"2018-01-01","value":22.1494},{"date":"2019-01-01","value":23.4113},{"date":"2020-01-01","value":24.6838},{"date":"2021-01-01","value":24.1831},{"date":"2022-01-01","value":26.3614},{"date":"2023-01-01","value":34.5089},{"date":"2024-01-01","value":33.1456},{"date":"2025-01-01","value":33.4952}],"summary":{"latest_period":"2025-01-01","latest_value":33.4952,"max":34.5089,"mean":16.337,"min":0.0,"of":215,"rank":2,"trend":"volatile"}}