{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"oil-proved-reserves","source":"U.S. Energy Information Administration (2022) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/oil-proved-reserves","title":"Oil reserves","unit":"cubic meters"},"observations":[{"date":"1980-01-01","value":2766380000.0},{"date":"1981-01-01","value":2655090000.0},{"date":"1982-01-01","value":2623290000.0},{"date":"1983-01-01","value":2663040000.0},{"date":"1984-01-01","value":2631240000.0},{"date":"1985-01-01","value":2647140000.0},{"date":"1986-01-01","value":2639190000.0},{"date":"1987-01-01","value":2543800000.0},{"date":"1988-01-01","value":2540620000.0},{"date":"1989-01-01","value":2543800000.0},{"date":"1990-01-01","value":2543800000.0},{"date":"1991-01-01","value":2718680000.0},{"date":"1992-01-01","value":2845840000.0},{"date":"1993-01-01","value":2845840000.0},{"date":"1994-01-01","value":2845840000.0},{"date":"1995-01-01","value":2845840000.0},{"date":"1996-01-01","value":3311390000.0},{"date":"1997-01-01","value":2467620000.0},{"date":"1998-01-01","value":2668760000.0},{"date":"1999-01-01","value":3577210000.0},{"date":"2000-01-01","value":3577210000.0},{"date":"2001-01-01","value":3577210000.0},{"date":"2002-01-01","value":3815700000.0},{"date":"2003-01-01","value":3815700000.0},{"date":"2004-01-01","value":3974680000.0},{"date":"2005-01-01","value":5605100000.0},{"date":"2006-01-01","value":5703830000.0},{"date":"2007-01-01","value":5758520000.0},{"date":"2008-01-01","value":5758520000.0},{"date":"2009-01-01","value":5758520000.0},{"date":"2010-01-01","value":5914330000.0},{"date":"2011-01-01","value":5914330000.0},{"date":"2012-01-01","value":5914330000.0},{"date":"2013-01-01","value":5914330000.0},{"date":"2014-01-01","value":5904790000.0},{"date":"2015-01-01","value":5893660000.0},{"date":"2016-01-01","value":5893660000.0},{"date":"2017-01-01","value":5892390000.0},{"date":"2018-01-01","value":5954550000.0},{"date":"2019-01-01","value":5752480000.0},{"date":"2020-01-01","value":5878080000.0},{"date":"2021-01-01","value":5865040000.0}],"summary":{"latest_period":"2021-01-01","latest_value":5865040000.0,"max":5954550000.0,"mean":4118130000.0,"min":2467620000.0,"of":215,"rank":11,"trend":"rising"}}