{"entity":{"iso2":"SV","iso3":"SLV","name":"El Salvador","slug":"el-salvador"},"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":"1970-01-01","value":32.8507},{"date":"1971-01-01","value":37.9101},{"date":"1972-01-01","value":35.9586},{"date":"1973-01-01","value":46.385},{"date":"1980-01-01","value":46.9923},{"date":"1981-01-01","value":42.4967},{"date":"1982-01-01","value":58.026},{"date":"1983-01-01","value":55.2773},{"date":"1984-01-01","value":53.5166},{"date":"1987-01-01","value":34.4173},{"date":"1988-01-01","value":40.8355},{"date":"1995-01-01","value":26.1404},{"date":"1996-01-01","value":25.0872},{"date":"2003-01-01","value":32.5981},{"date":"2004-01-01","value":33.8311},{"date":"2005-01-01","value":33.2714},{"date":"2006-01-01","value":32.7957},{"date":"2007-01-01","value":31.3362},{"date":"2008-01-01","value":24.3259},{"date":"2009-01-01","value":22.9077},{"date":"2011-01-01","value":24.0531},{"date":"2015-01-01","value":31.9204},{"date":"2016-01-01","value":32.3669},{"date":"2017-01-01","value":27.2996},{"date":"2018-01-01","value":28.2117}],"summary":{"latest_period":"2018-01-01","latest_value":28.2117,"max":58.026,"mean":35.6325,"min":22.9077,"of":182,"rank":26,"trend":"falling"}}