{"entity":{"iso2":"IR","iso3":"IRN","name":"Iran","slug":"iran-islamic-rep"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pupil-teacher-ratio-secondary","source":"Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)","source_url":"https://data.worldbank.org/indicator/SE.SEC.ENRL.TC.ZS","title":"Pupil-teacher ratio, secondary","unit":null},"observations":[{"date":"1971-01-01","value":34.2157},{"date":"1972-01-01","value":32.9106},{"date":"1973-01-01","value":27.9795},{"date":"1974-01-01","value":29.4376},{"date":"1975-01-01","value":28.6623},{"date":"1976-01-01","value":26.6708},{"date":"1977-01-01","value":24.4502},{"date":"1985-01-01","value":15.0673},{"date":"1991-01-01","value":23.5112},{"date":"1992-01-01","value":25.6659},{"date":"1993-01-01","value":27.1655},{"date":"1994-01-01","value":28.2574},{"date":"1995-01-01","value":30.6964},{"date":"1997-01-01","value":31.3111},{"date":"2013-01-01","value":17.5511},{"date":"2014-01-01","value":17.5129},{"date":"2016-01-01","value":18.6938},{"date":"2017-01-01","value":19.0089}],"summary":{"latest_period":"2017-01-01","latest_value":19.0089,"max":34.2157,"mean":25.4871,"min":15.0673,"of":190,"rank":57,"trend":"falling"}}