{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"25-sdr-holdings-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"25_SDR holdings, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1990-01-01","value":0.756986},{"date":"1991-01-01","value":0.0},{"date":"1992-01-01","value":4.50334},{"date":"1993-01-01","value":0.076733},{"date":"1994-01-01","value":0.0},{"date":"1995-01-01","value":0.138994},{"date":"1996-01-01","value":0.484891},{"date":"1997-01-01","value":0.603006},{"date":"1998-01-01","value":0.643106},{"date":"1999-01-01","value":1.15107},{"date":"2000-01-01","value":0.250735},{"date":"2001-01-01","value":0.281243},{"date":"2002-01-01","value":0.864792},{"date":"2003-01-01","value":0.124128},{"date":"2004-01-01","value":0.122837},{"date":"2005-01-01","value":0.157008},{"date":"2006-01-01","value":0.454105},{"date":"2007-01-01","value":0.452407},{"date":"2008-01-01","value":0.310465},{"date":"2009-01-01","value":0.613414},{"date":"2010-01-01","value":2530.58},{"date":"2011-01-01","value":2916.27},{"date":"2012-01-01","value":2849.25},{"date":"2013-01-01","value":2757.46},{"date":"2014-01-01","value":2842.84},{"date":"2015-01-01","value":2537.25},{"date":"2016-01-01","value":2319.95},{"date":"2017-01-01","value":2234.22},{"date":"2018-01-01","value":2393.57},{"date":"2019-01-01","value":2284.99},{"date":"2020-01-01","value":2245.84},{"date":"2021-01-01","value":2281.55},{"date":"2022-01-01","value":5756.8},{"date":"2023-01-01","value":5510.0}],"summary":{"latest_period":"2023-01-01","latest_value":5510.0,"max":5756.8,"mean":1219.78,"min":0.0,"of":188,"rank":88,"trend":"volatile"}}