{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"oil-reserves-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Oil reserves, per square kilometre","unit":"cubic meters per square kilometre"},"observations":[{"date":"1992-01-01","value":15.5722},{"date":"1993-01-01","value":21.9091},{"date":"1994-01-01","value":19.0983},{"date":"1995-01-01","value":18.3285},{"date":"1996-01-01","value":16.2647},{"date":"1997-01-01","value":20.7925},{"date":"1998-01-01","value":20.7925},{"date":"1999-01-01","value":59.6327},{"date":"2000-01-01","value":59.6327},{"date":"2001-01-01","value":59.6327},{"date":"2002-01-01","value":59.6327},{"date":"2003-01-01","value":50.034},{"date":"2004-01-01","value":50.0193},{"date":"2005-01-01","value":50.0193},{"date":"2006-01-01","value":50.0209},{"date":"2007-01-01","value":50.0209},{"date":"2008-01-01","value":50.0242},{"date":"2009-01-01","value":50.0274},{"date":"2010-01-01","value":50.0274},{"date":"2011-01-01","value":50.0356},{"date":"2012-01-01","value":80.4748},{"date":"2013-01-01","value":81.2668},{"date":"2014-01-01","value":79.7315},{"date":"2015-01-01","value":74.2232},{"date":"2016-01-01","value":71.5268},{"date":"2017-01-01","value":71.5268},{"date":"2018-01-01","value":66.4677},{"date":"2019-01-01","value":64.403},{"date":"2020-01-01","value":61.8022},{"date":"2021-01-01","value":58.6919}],"summary":{"latest_period":"2021-01-01","latest_value":58.6919,"max":81.2668,"mean":51.0544,"min":15.5722,"of":201,"rank":68,"trend":"rising"}}