{"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-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":"2013-01-01","value":26.8985},{"date":"2014-01-01","value":26.9695},{"date":"2015-01-01","value":25.3601},{"date":"2016-01-01","value":25.296},{"date":"2017-01-01","value":25.7087},{"date":"2018-01-01","value":25.4124},{"date":"2019-01-01","value":26.572},{"date":"2020-01-01","value":29.2038},{"date":"2021-01-01","value":27.3063},{"date":"2022-01-01","value":27.305},{"date":"2023-01-01","value":27.6873}],"summary":{"latest_period":"2023-01-01","latest_value":27.6873,"max":29.2038,"mean":26.7018,"min":25.296,"of":157,"rank":18,"trend":"rising"}}