{"entity":{"iso2":"AO","iso3":"AGO","name":"Angola","slug":"angola"},"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":0.0},{"date":"1982-01-01","value":20.8334},{"date":"1983-01-01","value":12.7583},{"date":"1984-01-01","value":3.97547},{"date":"1985-01-01","value":5.88246},{"date":"1986-01-01","value":11.1113},{"date":"1987-01-01","value":-42.5301},{"date":"1988-01-01","value":-0.0350224},{"date":"1989-01-01","value":76.1534},{"date":"1990-01-01","value":0.0},{"date":"1991-01-01","value":2.47056},{"date":"1992-01-01","value":-12.3352},{"date":"1993-01-01","value":-17.4995},{"date":"1994-01-01","value":0.0},{"date":"1995-01-01","value":260.814},{"date":"1996-01-01","value":0.0},{"date":"1997-01-01","value":0.0},{"date":"1998-01-01","value":-0.00395132},{"date":"1999-01-01","value":0.0},{"date":"2000-01-01","value":0.0},{"date":"2001-01-01","value":0.0},{"date":"2002-01-01","value":0.0},{"date":"2003-01-01","value":0.0},{"date":"2004-01-01","value":0.0},{"date":"2005-01-01","value":0.0},{"date":"2006-01-01","value":0.0},{"date":"2007-01-01","value":47.8199},{"date":"2008-01-01","value":12.9373},{"date":"2009-01-01","value":0.0556929},{"date":"2010-01-01","value":5.08819},{"date":"2011-01-01","value":0.0},{"date":"2012-01-01","value":0.0},{"date":"2013-01-01","value":10.2107},{"date":"2014-01-01","value":-13.4675},{"date":"2015-01-01","value":-0.540814},{"date":"2016-01-01","value":-6.52506},{"date":"2017-01-01","value":-1.78098},{"date":"2018-01-01","value":15.1099},{"date":"2019-01-01","value":-11.9607},{"date":"2020-01-01","value":-2.67152},{"date":"2021-01-01","value":-4.62022}],"summary":{"latest_period":"2021-01-01","latest_value":-4.62022,"max":260.814,"mean":9.05488,"min":-42.5301,"of":99,"rank":88,"trend":"volatile"}}