{"entity":{"iso2":"XT","iso3":"UMC","name":"Upper middle income","slug":"upper-middle-income"},"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":"1973-01-01","value":14.9623},{"date":"1974-01-01","value":15.1962},{"date":"1975-01-01","value":15.3083},{"date":"1976-01-01","value":16.9466},{"date":"1977-01-01","value":19.1362},{"date":"1978-01-01","value":17.7822},{"date":"1979-01-01","value":17.6888},{"date":"1980-01-01","value":18.1456},{"date":"1981-01-01","value":18.6992},{"date":"1982-01-01","value":18.1069},{"date":"1983-01-01","value":18.1953},{"date":"1984-01-01","value":17.9713},{"date":"1985-01-01","value":17.9909},{"date":"1986-01-01","value":18.2104},{"date":"1987-01-01","value":18.4699},{"date":"1988-01-01","value":18.7168},{"date":"1989-01-01","value":18.5972},{"date":"1990-01-01","value":18.1942},{"date":"1991-01-01","value":17.9886},{"date":"1992-01-01","value":18.7169},{"date":"1993-01-01","value":19.7466},{"date":"1994-01-01","value":19.8492},{"date":"1995-01-01","value":20.0695},{"date":"1996-01-01","value":20.336},{"date":"1997-01-01","value":20.1954},{"date":"1998-01-01","value":20.518},{"date":"1999-01-01","value":20.0053},{"date":"2000-01-01","value":19.9435},{"date":"2001-01-01","value":19.5394},{"date":"2002-01-01","value":19.1219},{"date":"2003-01-01","value":18.2247},{"date":"2004-01-01","value":18.2299},{"date":"2005-01-01","value":17.559},{"date":"2006-01-01","value":18.8096},{"date":"2007-01-01","value":18.5722},{"date":"2008-01-01","value":18.4959},{"date":"2009-01-01","value":18.4296},{"date":"2010-01-01","value":18.6753},{"date":"2011-01-01","value":18.3821},{"date":"2012-01-01","value":18.2868},{"date":"2013-01-01","value":18.8567},{"date":"2014-01-01","value":18.3194},{"date":"2015-01-01","value":17.7053},{"date":"2016-01-01","value":17.3001},{"date":"2017-01-01","value":16.8207},{"date":"2018-01-01","value":16.5237}],"summary":{"latest_period":"2018-01-01","latest_value":16.5237,"max":20.518,"mean":18.3378,"min":14.9623,"of":null,"rank":null,"trend":"rising"}}