{"entity":{"iso2":"MR","iso3":"MRT","name":"Mauritania","slug":"mauritania"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"population-age-9-total","source":"UNESCO Institute for Statistics","source_url":"https://data.worldbank.org/indicator/SP.POP.AG09.TO.UN","title":"Population, age 9, total","unit":null},"observations":[{"date":"1990-01-01","value":52949.0},{"date":"1991-01-01","value":54228.0},{"date":"1992-01-01","value":55534.0},{"date":"1993-01-01","value":56871.0},{"date":"1994-01-01","value":58238.0},{"date":"1995-01-01","value":59638.0},{"date":"1996-01-01","value":61073.0},{"date":"1997-01-01","value":62543.0},{"date":"1998-01-01","value":64046.0},{"date":"1999-01-01","value":65579.0},{"date":"2000-01-01","value":67141.0},{"date":"2001-01-01","value":68724.0},{"date":"2002-01-01","value":70326.0},{"date":"2003-01-01","value":71958.0},{"date":"2004-01-01","value":73630.0},{"date":"2005-01-01","value":75350.0},{"date":"2006-01-01","value":77114.0},{"date":"2007-01-01","value":78905.0},{"date":"2008-01-01","value":80699.0},{"date":"2009-01-01","value":82459.0},{"date":"2010-01-01","value":84155.0},{"date":"2011-01-01","value":85783.0},{"date":"2012-01-01","value":87333.0},{"date":"2013-01-01","value":88776.0},{"date":"2015-01-01","value":91216.0}],"summary":{"latest_period":"2015-01-01","latest_value":91216.0,"max":91216.0,"mean":70970.7,"min":52949.0,"of":191,"rank":109,"trend":"rising"}}