{"entity":{"iso2":"VN","iso3":"VNM","name":"Viet Nam","slug":"viet-nam"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pupil-trained-teacher-ratio-in-lower-secondary-education-headcount-basis","source":"UNESCO Institute for Statistics","source_url":"https://data.worldbank.org/indicator/UIS.PTRHC.2.TRAINED","title":"Pupil-trained teacher ratio in lower secondary education (headcount basis)","unit":"headcount basis"},"observations":[{"date":"1999-01-01","value":33.2407},{"date":"2000-01-01","value":31.9989},{"date":"2001-01-01","value":28.9757},{"date":"2002-01-01","value":28.1991},{"date":"2005-01-01","value":23.9014},{"date":"2006-01-01","value":21.6063},{"date":"2007-01-01","value":20.4304},{"date":"2008-01-01","value":19.0749},{"date":"2009-01-01","value":18.1187},{"date":"2010-01-01","value":16.7668},{"date":"2011-01-01","value":16.0104},{"date":"2012-01-01","value":15.9383},{"date":"2014-01-01","value":15.6248},{"date":"2015-01-01","value":16.3809},{"date":"2016-01-01","value":16.4739},{"date":"2017-01-01","value":17.0108},{"date":"2018-01-01","value":17.7286},{"date":"2019-01-01","value":18.6325}],"summary":{"latest_period":"2019-01-01","latest_value":18.6325,"max":33.2407,"mean":20.8952,"min":15.6248,"of":60,"rank":34,"trend":"falling"}}