{"entity":{"iso2":"PT","iso3":"PRT","name":"Portugal","slug":"portugal"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"annual-percentage-change-gas","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-gas","title":"Annual percentage change in primary energy from gas","unit":"%"},"observations":[{"date":"1998-01-01","value":698.807},{"date":"1999-01-01","value":179.647},{"date":"2000-01-01","value":2.72281},{"date":"2001-01-01","value":11.5149},{"date":"2002-01-01","value":21.6452},{"date":"2003-01-01","value":-3.57581},{"date":"2004-01-01","value":25.2676},{"date":"2005-01-01","value":13.3327},{"date":"2006-01-01","value":-3.9494},{"date":"2007-01-01","value":6.5789},{"date":"2008-01-01","value":9.40814},{"date":"2009-01-01","value":-0.686953},{"date":"2010-01-01","value":8.7937},{"date":"2011-01-01","value":1.25121},{"date":"2012-01-01","value":-13.2895},{"date":"2013-01-01","value":-5.20578},{"date":"2014-01-01","value":-4.45501},{"date":"2015-01-01","value":16.818},{"date":"2016-01-01","value":5.26882},{"date":"2017-01-01","value":24.9452},{"date":"2018-01-01","value":-8.51969},{"date":"2019-01-01","value":5.78754},{"date":"2020-01-01","value":-1.60329},{"date":"2021-01-01","value":-3.73845},{"date":"2022-01-01","value":-3.82211},{"date":"2023-01-01","value":-20.0124},{"date":"2024-01-01","value":-17.5993},{"date":"2025-01-01","value":10.9887}],"summary":{"latest_period":"2025-01-01","latest_value":10.9887,"max":698.807,"mean":34.1543,"min":-20.0124,"of":76,"rank":5,"trend":"volatile"}}