{"entity":{"iso2":"LA","iso3":"LAO","name":"Laos","slug":"lao-pdr"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pupil-teacher-ratio-preprimary","source":"Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)","source_url":"https://data.worldbank.org/indicator/SE.PRE.ENRL.TC.ZS","title":"Pupil-teacher ratio, preprimary","unit":null},"observations":[{"date":"1972-01-01","value":34.0},{"date":"1973-01-01","value":28.4},{"date":"1978-01-01","value":27.7412},{"date":"1979-01-01","value":19.6494},{"date":"1980-01-01","value":18.7034},{"date":"1981-01-01","value":21.0159},{"date":"1982-01-01","value":17.8971},{"date":"1983-01-01","value":14.3831},{"date":"1984-01-01","value":16.7327},{"date":"1985-01-01","value":20.1712},{"date":"1986-01-01","value":16.2962},{"date":"1988-01-01","value":19.9839},{"date":"1990-01-01","value":18.5431},{"date":"1991-01-01","value":19.5932},{"date":"1992-01-01","value":15.8684},{"date":"1993-01-01","value":15.6063},{"date":"1994-01-01","value":15.7743},{"date":"1995-01-01","value":16.0471},{"date":"1996-01-01","value":17.4584},{"date":"1997-01-01","value":17.4188},{"date":"1998-01-01","value":17.7935},{"date":"1999-01-01","value":17.5938},{"date":"2000-01-01","value":17.1365},{"date":"2001-01-01","value":15.3063},{"date":"2002-01-01","value":15.0866},{"date":"2003-01-01","value":15.3294},{"date":"2004-01-01","value":15.3921},{"date":"2005-01-01","value":15.2862},{"date":"2006-01-01","value":15.3779},{"date":"2007-01-01","value":15.4749},{"date":"2008-01-01","value":17.6495},{"date":"2009-01-01","value":23.6341},{"date":"2010-01-01","value":19.014},{"date":"2011-01-01","value":16.4141},{"date":"2012-01-01","value":18.8896},{"date":"2014-01-01","value":19.1801},{"date":"2015-01-01","value":18.7141},{"date":"2016-01-01","value":18.2783},{"date":"2017-01-01","value":18.2407},{"date":"2018-01-01","value":18.2435}],"summary":{"latest_period":"2018-01-01","latest_value":18.2435,"max":34.0,"mean":18.483,"min":14.3831,"of":182,"rank":80,"trend":"falling"}}