{"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-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":"1970-01-01","value":25.0091},{"date":"2003-01-01","value":29.023},{"date":"2004-01-01","value":30.2536},{"date":"2005-01-01","value":28.9199},{"date":"2007-01-01","value":26.8963},{"date":"2008-01-01","value":26.3267},{"date":"2009-01-01","value":24.3629},{"date":"2011-01-01","value":24.3453},{"date":"2015-01-01","value":30.8466},{"date":"2016-01-01","value":29.3161},{"date":"2017-01-01","value":27.8218},{"date":"2018-01-01","value":27.5558}],"summary":{"latest_period":"2018-01-01","latest_value":27.5558,"max":30.8466,"mean":27.5564,"min":24.3453,"of":190,"rank":20,"trend":"rising"}}