{"entity":{"iso2":null,"iso3":null,"name":"SDG: Least Developed Countries","slug":"sdg-least-developed-countries"},"indicator":{"licence":"CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)","slug":"pupil-trained-teacher-ratio-in-pre-primary-education-headcount-basis-2","source":"UNESCO Institute for Statistics","source_url":"https://data.uis.unesco.org/?indicator=PTRHC.02.TRAINED","title":"Pupil-trained teacher ratio in pre-primary education (headcount basis)","unit":"headcount basis"},"observations":[{"date":"2009-01-01","value":49.733},{"date":"2010-01-01","value":49.0827},{"date":"2011-01-01","value":45.6951},{"date":"2012-01-01","value":48.8436},{"date":"2013-01-01","value":49.7578},{"date":"2014-01-01","value":50.1784},{"date":"2015-01-01","value":50.485},{"date":"2016-01-01","value":49.6826},{"date":"2017-01-01","value":52.0706},{"date":"2018-01-01","value":51.7249},{"date":"2019-01-01","value":49.622},{"date":"2020-01-01","value":48.1293},{"date":"2021-01-01","value":46.565}],"summary":{"latest_period":"2021-01-01","latest_value":46.565,"max":52.0706,"mean":49.3515,"min":45.6951,"of":166,"rank":41,"trend":"flat"}}