{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"oil-reserves-annual-growth-rate","source":"Statizoid (derived)","source_url":null,"title":"Oil reserves, annual growth rate","unit":"% change on previous year"},"observations":[{"date":"1981-01-01","value":-4.02295},{"date":"1982-01-01","value":-1.1977},{"date":"1983-01-01","value":1.51527},{"date":"1984-01-01","value":-1.19412},{"date":"1985-01-01","value":0.604278},{"date":"1986-01-01","value":-0.300324},{"date":"1987-01-01","value":-3.61437},{"date":"1988-01-01","value":-0.12501},{"date":"1989-01-01","value":0.125166},{"date":"1990-01-01","value":0.0},{"date":"1991-01-01","value":6.87475},{"date":"1992-01-01","value":4.67727},{"date":"1993-01-01","value":0.0},{"date":"1994-01-01","value":0.0},{"date":"1995-01-01","value":0.0},{"date":"1996-01-01","value":16.359},{"date":"1997-01-01","value":-25.4808},{"date":"1998-01-01","value":8.15117},{"date":"1999-01-01","value":34.0402},{"date":"2000-01-01","value":0.0},{"date":"2001-01-01","value":0.0},{"date":"2002-01-01","value":6.66693},{"date":"2003-01-01","value":0.0},{"date":"2004-01-01","value":4.16647},{"date":"2005-01-01","value":41.0202},{"date":"2006-01-01","value":1.76143},{"date":"2007-01-01","value":0.958829},{"date":"2008-01-01","value":0.0},{"date":"2009-01-01","value":0.0},{"date":"2010-01-01","value":2.70573},{"date":"2011-01-01","value":0.0},{"date":"2012-01-01","value":0.0},{"date":"2013-01-01","value":0.0},{"date":"2014-01-01","value":-0.161303},{"date":"2015-01-01","value":-0.188491},{"date":"2016-01-01","value":0.0},{"date":"2017-01-01","value":-0.0215486},{"date":"2018-01-01","value":1.05492},{"date":"2019-01-01","value":-3.39354},{"date":"2020-01-01","value":2.18341},{"date":"2021-01-01","value":-0.221841}],"summary":{"latest_period":"2021-01-01","latest_value":-0.221841,"max":41.0202,"mean":2.2669,"min":-25.4808,"of":99,"rank":80,"trend":"volatile"}}