{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"population-age-18-total","source":"UNESCO Institute for Statistics","source_url":"https://data.worldbank.org/indicator/SP.POP.AG18.TO.UN","title":"Population, age 18, total","unit":null},"observations":[{"date":"1990-01-01","value":2149.0},{"date":"1991-01-01","value":2085.0},{"date":"1992-01-01","value":2031.0},{"date":"1993-01-01","value":1992.0},{"date":"1994-01-01","value":1975.0},{"date":"1995-01-01","value":1988.0},{"date":"1996-01-01","value":2036.0},{"date":"1997-01-01","value":2113.0},{"date":"1998-01-01","value":2203.0},{"date":"1999-01-01","value":2279.0},{"date":"2000-01-01","value":2321.0},{"date":"2001-01-01","value":2324.0},{"date":"2002-01-01","value":2294.0},{"date":"2003-01-01","value":2246.0},{"date":"2004-01-01","value":2206.0},{"date":"2005-01-01","value":2193.0},{"date":"2006-01-01","value":2210.0},{"date":"2007-01-01","value":2249.0},{"date":"2008-01-01","value":2304.0},{"date":"2009-01-01","value":2357.0},{"date":"2010-01-01","value":2396.0},{"date":"2011-01-01","value":2423.0},{"date":"2012-01-01","value":2439.0},{"date":"2013-01-01","value":2443.0},{"date":"2015-01-01","value":2407.0}],"summary":{"latest_period":"2015-01-01","latest_value":2407.0,"max":2443.0,"mean":2226.52,"min":1975.0,"of":191,"rank":178,"trend":"rising"}}