{"entity":{"iso2":"LK","iso3":"LKA","name":"Sri Lanka","slug":"sri-lanka"},"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":"1987-01-01","value":21.8309},{"date":"1988-01-01","value":22.4826},{"date":"1989-01-01","value":22.2874},{"date":"1990-01-01","value":19.1093},{"date":"1991-01-01","value":19.9169},{"date":"1992-01-01","value":20.1428},{"date":"1993-01-01","value":21.1666},{"date":"1994-01-01","value":21.862},{"date":"1995-01-01","value":22.3425},{"date":"2011-01-01","value":17.2564},{"date":"2012-01-01","value":17.2822},{"date":"2016-01-01","value":17.4221},{"date":"2017-01-01","value":17.448},{"date":"2018-01-01","value":17.5287}],"summary":{"latest_period":"2018-01-01","latest_value":17.5287,"max":22.4826,"mean":19.8627,"min":17.2564,"of":190,"rank":73,"trend":"falling"}}