{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"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":2611590.0},{"date":"1991-01-01","value":2701150.0},{"date":"1992-01-01","value":2790220.0},{"date":"1993-01-01","value":2878760.0},{"date":"1994-01-01","value":2966980.0},{"date":"1995-01-01","value":3055010.0},{"date":"1996-01-01","value":3142720.0},{"date":"1997-01-01","value":3229780.0},{"date":"1998-01-01","value":3315810.0},{"date":"1999-01-01","value":3400400.0},{"date":"2000-01-01","value":3483290.0},{"date":"2001-01-01","value":3564150.0},{"date":"2002-01-01","value":3643170.0},{"date":"2003-01-01","value":3721180.0},{"date":"2004-01-01","value":3799330.0},{"date":"2005-01-01","value":3878420.0},{"date":"2006-01-01","value":3958610.0},{"date":"2007-01-01","value":4039470.0},{"date":"2008-01-01","value":4120440.0},{"date":"2009-01-01","value":4200730.0},{"date":"2010-01-01","value":4279640.0},{"date":"2011-01-01","value":4356960.0},{"date":"2012-01-01","value":4432510.0},{"date":"2013-01-01","value":4505640.0},{"date":"2015-01-01","value":4641740.0}],"summary":{"latest_period":"2015-01-01","latest_value":4641740.0,"max":4641740.0,"mean":3628710.0,"min":2611590.0,"of":191,"rank":3,"trend":"rising"}}