{"entity":{"iso2":"US","iso3":"USA","name":"United States of America","slug":"united-states"},"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":"2014-01-01","value":13.82},{"date":"2015-01-01","value":13.7566},{"date":"2016-01-01","value":14.3204},{"date":"2017-01-01","value":14.2795},{"date":"2018-01-01","value":13.4574},{"date":"2019-01-01","value":14.0162},{"date":"2020-01-01","value":13.4033},{"date":"2021-01-01","value":14.8089},{"date":"2022-01-01","value":14.9472},{"date":"2023-01-01","value":15.1764}],"summary":{"latest_period":"2023-01-01","latest_value":15.1764,"max":15.1764,"mean":14.1986,"min":13.4033,"of":113,"rank":75,"trend":"rising"}}