{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"population-ages-10-15-total","source":"UNESCO Institute for Statistics (Derived)","source_url":"https://data.worldbank.org/indicator/SP.POP.1015.TO.UN","title":"Population, ages 10-15, total","unit":null},"observations":[{"date":"1990-01-01","value":3834890.0},{"date":"1991-01-01","value":3913480.0},{"date":"1992-01-01","value":3982190.0},{"date":"1993-01-01","value":4033170.0},{"date":"1994-01-01","value":4056720.0},{"date":"1995-01-01","value":4046560.0},{"date":"1996-01-01","value":3999080.0},{"date":"1997-01-01","value":3917620.0},{"date":"1998-01-01","value":3811730.0},{"date":"1999-01-01","value":3695100.0},{"date":"2000-01-01","value":3578070.0},{"date":"2001-01-01","value":3464680.0},{"date":"2002-01-01","value":3353550.0},{"date":"2003-01-01","value":3243270.0},{"date":"2004-01-01","value":3130470.0},{"date":"2005-01-01","value":3013220.0},{"date":"2006-01-01","value":2892120.0},{"date":"2007-01-01","value":2770340.0},{"date":"2008-01-01","value":2651570.0},{"date":"2009-01-01","value":2540480.0},{"date":"2010-01-01","value":2440700.0},{"date":"2011-01-01","value":2353050.0},{"date":"2012-01-01","value":2277420.0},{"date":"2013-01-01","value":2215070.0},{"date":"2014-01-01","value":2167160.0},{"date":"2015-01-01","value":2133980.0}],"summary":{"latest_period":"2015-01-01","latest_value":2133980.0,"max":4056720.0,"mean":3212140.0,"min":2133980.0,"of":191,"rank":60,"trend":"falling"}}