{"entity":{"iso2":"US","iso3":"USA","name":"United States","slug":"united-states"},"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":"2014-01-01","value":14.5375},{"date":"2015-01-01","value":14.4572},{"date":"2016-01-01","value":14.239},{"date":"2017-01-01","value":14.1986},{"date":"2018-01-01","value":14.2378},{"date":"2019-01-01","value":14.6082},{"date":"2020-01-01","value":14.4373},{"date":"2021-01-01","value":13.5689},{"date":"2022-01-01","value":13.2554},{"date":"2023-01-01","value":13.3895}],"summary":{"latest_period":"2023-01-01","latest_value":13.3895,"max":14.6082,"mean":14.0929,"min":13.2554,"of":139,"rank":118,"trend":"falling"}}