{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"primary-energy-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/primary-energy-hydro","title":"Primary energy from hydropower","unit":"terawatt-hours"},"observations":[{"date":"1965-01-01","value":2.0},{"date":"1966-01-01","value":2.01},{"date":"1967-01-01","value":2.022},{"date":"1968-01-01","value":1.305},{"date":"1969-01-01","value":1.839},{"date":"1970-01-01","value":2.152},{"date":"1971-01-01","value":2.17},{"date":"1972-01-01","value":2.095},{"date":"1973-01-01","value":2.57},{"date":"1974-01-01","value":2.08},{"date":"1975-01-01","value":2.453},{"date":"1976-01-01","value":2.954},{"date":"1977-01-01","value":3.529},{"date":"1978-01-01","value":2.909},{"date":"1979-01-01","value":3.311},{"date":"1980-01-01","value":3.713},{"date":"1981-01-01","value":3.618},{"date":"1982-01-01","value":3.05},{"date":"1983-01-01","value":3.353},{"date":"1984-01-01","value":3.26},{"date":"1985-01-01","value":2.237},{"date":"1986-01-01","value":2.326},{"date":"1987-01-01","value":2.537},{"date":"1988-01-01","value":2.596},{"date":"1989-01-01","value":2.691},{"date":"1990-01-01","value":1.63},{"date":"1991-01-01","value":2.268},{"date":"1992-01-01","value":1.903},{"date":"1993-01-01","value":1.787},{"date":"1994-01-01","value":1.296},{"date":"1995-01-01","value":2.174},{"date":"1996-01-01","value":2.888},{"date":"1997-01-01","value":2.724},{"date":"1998-01-01","value":3.068},{"date":"1999-01-01","value":2.732},{"date":"2000-01-01","value":2.631},{"date":"2001-01-01","value":1.651},{"date":"2002-01-01","value":2.116},{"date":"2003-01-01","value":2.995},{"date":"2004-01-01","value":3.13881},{"date":"2005-01-01","value":4.29743},{"date":"2006-01-01","value":4.21297},{"date":"2007-01-01","value":2.82985},{"date":"2008-01-01","value":2.79271},{"date":"2009-01-01","value":3.43171},{"date":"2010-01-01","value":5.03134},{"date":"2011-01-01","value":2.87158},{"date":"2012-01-01","value":3.17764},{"date":"2013-01-01","value":4.03614},{"date":"2014-01-01","value":4.60163},{"date":"2015-01-01","value":5.65454},{"date":"2016-01-01","value":3.87984},{"date":"2017-01-01","value":2.8281},{"date":"2018-01-01","value":5.14658},{"date":"2019-01-01","value":2.9295},{"date":"2020-01-01","value":2.8204},{"date":"2021-01-01","value":4.81921},{"date":"2022-01-01","value":3.80328},{"date":"2023-01-01","value":3.08013},{"date":"2024-01-01","value":2.78715},{"date":"2025-01-01","value":2.78269}],"summary":{"latest_period":"2025-01-01","latest_value":2.78269,"max":5.65454,"mean":2.91141,"min":1.296,"of":77,"rank":51,"trend":"rising"}}