{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"population-age-4-total","source":"UNESCO Institute for Statistics","source_url":"https://data.worldbank.org/indicator/SP.POP.AG04.TO.UN","title":"Population, age 4, total","unit":null},"observations":[{"date":"1990-01-01","value":122721.0},{"date":"1991-01-01","value":124747.0},{"date":"1992-01-01","value":126123.0},{"date":"1993-01-01","value":126997.0},{"date":"1994-01-01","value":127598.0},{"date":"1995-01-01","value":128144.0},{"date":"1996-01-01","value":128535.0},{"date":"1997-01-01","value":128851.0},{"date":"1998-01-01","value":129704.0},{"date":"1999-01-01","value":131888.0},{"date":"2000-01-01","value":135909.0},{"date":"2001-01-01","value":142105.0},{"date":"2002-01-01","value":150154.0},{"date":"2003-01-01","value":159105.0},{"date":"2004-01-01","value":167612.0},{"date":"2005-01-01","value":174712.0},{"date":"2006-01-01","value":180052.0},{"date":"2007-01-01","value":183935.0},{"date":"2008-01-01","value":186862.0},{"date":"2009-01-01","value":189629.0},{"date":"2010-01-01","value":192816.0},{"date":"2011-01-01","value":196547.0},{"date":"2012-01-01","value":200618.0},{"date":"2013-01-01","value":204914.0},{"date":"2015-01-01","value":213370.0}],"summary":{"latest_period":"2015-01-01","latest_value":213370.0,"max":213370.0,"mean":158146.0,"min":122721.0,"of":191,"rank":80,"trend":"rising"}}