{"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-secondary-headcount-basis-2","source":"UNESCO Institute for Statistics","source_url":"https://data.uis.unesco.org/?indicator=PTRHC.2T3.QUALIFIED","title":"Pupil-qualified teacher ratio in secondary (headcount basis)","unit":"headcount basis"},"observations":[{"date":"2016-01-01","value":20.9985},{"date":"2017-01-01","value":21.3074},{"date":"2018-01-01","value":22.3463},{"date":"2021-01-01","value":17.6248},{"date":"2022-01-01","value":17.2243},{"date":"2023-01-01","value":17.1394}],"summary":{"latest_period":"2023-01-01","latest_value":17.1394,"max":22.3463,"mean":19.4401,"min":17.1394,"of":86,"rank":36,"trend":"falling"}}