{"entity":{"iso2":"LK","iso3":"LKA","name":"Sri Lanka","slug":"sri-lanka"},"indicator":{"licence":"CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)","slug":"pupil-trained-teacher-ratio-in-primary-education-headcount-basis-2","source":"UNESCO Institute for Statistics","source_url":"https://data.uis.unesco.org/?indicator=PTRHC.1.TRAINED","title":"Pupil-trained teacher ratio in primary education (headcount basis)","unit":"headcount basis"},"observations":[{"date":"2010-01-01","value":29.1247},{"date":"2011-01-01","value":29.2094},{"date":"2013-01-01","value":29.5969},{"date":"2015-01-01","value":26.8509},{"date":"2016-01-01","value":27.1281},{"date":"2017-01-01","value":26.8283},{"date":"2018-01-01","value":26.503},{"date":"2019-01-01","value":26.102},{"date":"2020-01-01","value":26.3201},{"date":"2021-01-01","value":26.4312},{"date":"2022-01-01","value":26.0834},{"date":"2023-01-01","value":24.8853}],"summary":{"latest_period":"2023-01-01","latest_value":24.8853,"max":29.5969,"mean":27.0886,"min":24.8853,"of":139,"rank":60,"trend":"falling"}}