{"entity":{"iso2":"LK","iso3":"LKA","name":"Sri Lanka","slug":"sri-lanka"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pupil-teacher-ratio-primary","source":"Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)","source_url":"https://data.worldbank.org/indicator/SE.PRM.ENRL.TC.ZS","title":"Pupil-teacher ratio, primary","unit":null},"observations":[{"date":"1976-01-01","value":29.9256},{"date":"1977-01-01","value":30.2447},{"date":"1978-01-01","value":31.9333},{"date":"1992-01-01","value":29.4319},{"date":"1993-01-01","value":28.7496},{"date":"1994-01-01","value":27.9639},{"date":"1995-01-01","value":27.8223},{"date":"1996-01-01","value":27.7943},{"date":"2001-01-01","value":26.2789},{"date":"2002-01-01","value":24.8529},{"date":"2003-01-01","value":23.4265},{"date":"2004-01-01","value":22.4966},{"date":"2005-01-01","value":21.924},{"date":"2006-01-01","value":23.4756},{"date":"2007-01-01","value":23.8074},{"date":"2008-01-01","value":23.4954},{"date":"2009-01-01","value":23.1493},{"date":"2010-01-01","value":23.9144},{"date":"2011-01-01","value":24.0657},{"date":"2012-01-01","value":24.4299},{"date":"2013-01-01","value":23.7495},{"date":"2014-01-01","value":23.6592},{"date":"2015-01-01","value":23.1524},{"date":"2016-01-01","value":23.1664},{"date":"2017-01-01","value":22.9326},{"date":"2018-01-01","value":21.7374}],"summary":{"latest_period":"2018-01-01","latest_value":21.7374,"max":31.9333,"mean":25.2915,"min":21.7374,"of":199,"rank":85,"trend":"falling"}}