{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"total-reserves-minus-gold-current-us-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Total reserves minus gold (current US$), per square kilometre","unit":"current US$ per square kilometre"},"observations":[{"date":"1961-01-01","value":315.118},{"date":"1962-01-01","value":295.354},{"date":"1963-01-01","value":208.615},{"date":"1964-01-01","value":228.378},{"date":"1965-01-01","value":240.456},{"date":"1966-01-01","value":214.39},{"date":"1967-01-01","value":101.299},{"date":"1968-01-01","value":106.8},{"date":"1969-01-01","value":123.368},{"date":"1970-01-01","value":221.966},{"date":"1971-01-01","value":448.249},{"date":"1972-01-01","value":390.297},{"date":"1973-01-01","value":613.501},{"date":"1974-01-01","value":6151.37},{"date":"1975-01-01","value":6132.84},{"date":"1976-01-01","value":5687.32},{"date":"1977-01-01","value":4646.87},{"date":"1978-01-01","value":2071.49},{"date":"1979-01-01","value":6091.44},{"date":"1980-01-01","value":11237.5},{"date":"1981-01-01","value":4277.01},{"date":"1982-01-01","value":1770.52},{"date":"1983-01-01","value":1086.88},{"date":"1984-01-01","value":1605.58},{"date":"1985-01-01","value":1830.56},{"date":"1986-01-01","value":1187.29},{"date":"1987-01-01","value":1279.42},{"date":"1988-01-01","value":714.942},{"date":"1989-01-01","value":1938.57},{"date":"1990-01-01","value":4242.88},{"date":"1991-01-01","value":4869.62},{"date":"1992-01-01","value":1061.86},{"date":"1993-01-01","value":1506.49},{"date":"1994-01-01","value":1521.66},{"date":"1995-01-01","value":1584.83},{"date":"1996-01-01","value":4475.03},{"date":"1997-01-01","value":8324.69},{"date":"1998-01-01","value":7796.51},{"date":"1999-01-01","value":5984.3},{"date":"2000-01-01","value":10881.9},{"date":"2001-01-01","value":11481.1},{"date":"2002-01-01","value":8049.61},{"date":"2003-01-01","value":7826.83},{"date":"2004-01-01","value":18616.8},{"date":"2005-01-01","value":31050.2},{"date":"2006-01-01","value":46442.4},{"date":"2007-01-01","value":56362.6},{"date":"2008-01-01","value":58193.2},{"date":"2009-01-01","value":46535.0},{"date":"2010-01-01","value":35507.9},{"date":"2011-01-01","value":35837.8},{"date":"2012-01-01","value":48124.8},{"date":"2013-01-01","value":47045.4},{"date":"2014-01-01","value":37596.4},{"date":"2015-01-01","value":31054.2},{"date":"2016-01-01","value":29901.1},{"date":"2017-01-01","value":43489.0},{"date":"2018-01-01","value":47035.9},{"date":"2019-01-01","value":42091.7},{"date":"2020-01-01","value":40328.1},{"date":"2021-01-01","value":44442.0},{"date":"2022-01-01","value":39048.3},{"date":"2023-01-01","value":35173.3}],"summary":{"latest_period":"2023-01-01","latest_value":35173.3,"max":58193.2,"mean":15154.0,"min":101.299,"of":180,"rank":119,"trend":"volatile"}}