{"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-qualified-teacher-ratio-in-upper-secondary-headcount-basis-2","source":"UNESCO Institute for Statistics","source_url":"https://data.uis.unesco.org/?indicator=PTRHC.3.QUALIFIED","title":"Pupil-qualified teacher ratio in upper secondary (headcount basis)","unit":"headcount basis"},"observations":[{"date":"2016-01-01","value":21.5006},{"date":"2017-01-01","value":22.0863},{"date":"2018-01-01","value":24.1761},{"date":"2021-01-01","value":17.0601},{"date":"2022-01-01","value":16.5004},{"date":"2023-01-01","value":16.6744}],"summary":{"latest_period":"2023-01-01","latest_value":16.6744,"max":24.1761,"mean":19.6663,"min":16.5004,"of":63,"rank":26,"trend":"falling"}}