{"entity":{"iso2":null,"iso3":null,"name":"WB: Sub-saharan Africa (excluding High Income)","slug":"wb-sub-saharan-africa-excluding-high-income"},"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":"1999-01-01","value":48.7217},{"date":"2000-01-01","value":52.7525},{"date":"2001-01-01","value":53.9568},{"date":"2002-01-01","value":57.4685},{"date":"2003-01-01","value":58.4115},{"date":"2004-01-01","value":61.9809},{"date":"2005-01-01","value":62.9175},{"date":"2006-01-01","value":66.2405},{"date":"2007-01-01","value":56.6137},{"date":"2008-01-01","value":57.1835},{"date":"2009-01-01","value":58.2318},{"date":"2010-01-01","value":57.4788},{"date":"2011-01-01","value":61.6187},{"date":"2012-01-01","value":70.6772},{"date":"2013-01-01","value":74.8001},{"date":"2014-01-01","value":59.3401},{"date":"2015-01-01","value":59.5402},{"date":"2016-01-01","value":58.7411},{"date":"2017-01-01","value":61.3777},{"date":"2018-01-01","value":59.4297},{"date":"2019-01-01","value":56.391},{"date":"2020-01-01","value":53.3036},{"date":"2021-01-01","value":50.373},{"date":"2022-01-01","value":53.7515}],"summary":{"latest_period":"2022-01-01","latest_value":53.7515,"max":74.8001,"mean":58.8042,"min":48.7217,"of":166,"rank":20,"trend":"flat"}}