{"entity":{"iso2":"AT","iso3":"AUT","name":"Austria","slug":"austria"},"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":1.248},{"date":"1967-01-01","value":0.366999},{"date":"1968-01-01","value":0.487001},{"date":"1969-01-01","value":-1.467},{"date":"1970-01-01","value":4.5717},{"date":"1971-01-01","value":-4.4696},{"date":"1972-01-01","value":0.467501},{"date":"1973-01-01","value":1.9216},{"date":"1974-01-01","value":3.503},{"date":"1975-01-01","value":1.083},{"date":"1976-01-01","value":-3.2296},{"date":"1977-01-01","value":4.3552},{"date":"1978-01-01","value":0.0200005},{"date":"1979-01-01","value":3.156},{"date":"1980-01-01","value":1.0131},{"date":"1981-01-01","value":1.7374},{"date":"1982-01-01","value":0.0489998},{"date":"1983-01-01","value":-0.289999},{"date":"1984-01-01","value":-3.75674},{"date":"1985-01-01","value":3.92558},{"date":"1986-01-01","value":0.12878},{"date":"1987-01-01","value":4.48406},{"date":"1988-01-01","value":-0.0839005},{"date":"1989-01-01","value":-0.221661},{"date":"1990-01-01","value":-3.57343},{"date":"1991-01-01","value":-0.0656013},{"date":"1992-01-01","value":3.405},{"date":"1993-01-01","value":1.85715},{"date":"1994-01-01","value":-0.998055},{"date":"1995-01-01","value":1.35972},{"date":"1996-01-01","value":-2.85111},{"date":"1997-01-01","value":1.88917},{"date":"1998-01-01","value":1.05806},{"date":"1999-01-01","value":3.53579},{"date":"2000-01-01","value":1.13653},{"date":"2001-01-01","value":-1.38017},{"date":"2002-01-01","value":-0.228481},{"date":"2003-01-01","value":-7.01201},{"date":"2004-01-01","value":3.54729},{"date":"2005-01-01","value":0.332855},{"date":"2006-01-01","value":-1.43905},{"date":"2007-01-01","value":1.39837},{"date":"2008-01-01","value":1.27504},{"date":"2009-01-01","value":2.56681},{"date":"2010-01-01","value":-2.53288},{"date":"2011-01-01","value":-4.12625},{"date":"2012-01-01","value":9.61053},{"date":"2013-01-01","value":-1.83098},{"date":"2014-01-01","value":-1.00948},{"date":"2015-01-01","value":-3.85037},{"date":"2016-01-01","value":2.81448},{"date":"2017-01-01","value":-1.67759},{"date":"2018-01-01","value":-0.655838},{"date":"2019-01-01","value":3.18806},{"date":"2020-01-01","value":1.17206},{"date":"2021-01-01","value":-3.10831},{"date":"2022-01-01","value":-4.2646},{"date":"2023-01-01","value":6.04753},{"date":"2024-01-01","value":5.03445},{"date":"2025-01-01","value":-8.90618}],"summary":{"latest_period":"2025-01-01","latest_value":-8.90618,"max":9.61053,"mean":0.345298,"min":-8.90618,"of":77,"rank":71,"trend":"volatile"}}