{"entity":{"iso2":"TD","iso3":"TCD","name":"Chad","slug":"chad"},"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":23.04},{"date":"1995-01-01","value":24.9701},{"date":"2010-01-01","value":35.0562},{"date":"2011-01-01","value":34.0137},{"date":"2012-01-01","value":35.1731},{"date":"2015-01-01","value":29.0408},{"date":"2016-01-01","value":31.9321}],"summary":{"latest_period":"2016-01-01","latest_value":31.9321,"max":35.1731,"mean":30.4609,"min":23.04,"of":182,"rank":14,"trend":"rising"}}