{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"total-reserves-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Total Reserves, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1998-01-01","value":0.0923148},{"date":"1999-01-01","value":0.0891756},{"date":"2000-01-01","value":0.0896725},{"date":"2001-01-01","value":0.0867279},{"date":"2002-01-01","value":0.0972751},{"date":"2003-01-01","value":0.111572},{"date":"2004-01-01","value":0.120077},{"date":"2005-01-01","value":0.138972},{"date":"2006-01-01","value":0.15828},{"date":"2007-01-01","value":0.21463},{"date":"2008-01-01","value":0.203004},{"date":"2009-01-01","value":0.259865},{"date":"2010-01-01","value":0.305323},{"date":"2011-01-01","value":0.319583},{"date":"2012-01-01","value":0.355676},{"date":"2013-01-01","value":0.346886},{"date":"2014-01-01","value":0.328025},{"date":"2015-01-01","value":0.310007},{"date":"2016-01-01","value":0.373598},{"date":"2017-01-01","value":0.369963},{"date":"2018-01-01","value":0.382026},{"date":"2019-01-01","value":0.419473},{"date":"2020-01-01","value":0.503858},{"date":"2021-01-01","value":0.54247},{"date":"2022-01-01","value":0.544595},{"date":"2023-01-01","value":0.632814}],"summary":{"latest_period":"2023-01-01","latest_value":0.632814,"max":0.632814,"mean":0.284456,"min":0.0867279,"of":164,"rank":27,"trend":"volatile"}}