{"entity":{"iso2":"LK","iso3":"LKA","name":"Sri Lanka","slug":"sri-lanka"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pupil-trained-teacher-ratio-in-pre-primary-education-headcount-basis","source":"UNESCO Institute for Statistics","source_url":"https://data.worldbank.org/indicator/UIS.PTRHC.02.TRAINED","title":"Pupil-trained teacher ratio in pre-primary education (headcount basis)","unit":"headcount basis"},"observations":[{"date":"2010-01-01","value":18.7943},{"date":"2012-01-01","value":18.5763},{"date":"2013-01-01","value":19.0765},{"date":"2014-01-01","value":17.0728},{"date":"2015-01-01","value":17.9045},{"date":"2017-01-01","value":15.895},{"date":"2018-01-01","value":15.0491}],"summary":{"latest_period":"2018-01-01","latest_value":15.0491,"max":19.0765,"mean":17.4812,"min":15.0491,"of":72,"rank":55,"trend":"falling"}}