{"entity":{"iso2":"XD","iso3":"HIC","name":"High income","slug":"high-income"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pupil-teacher-ratio-primary","source":"Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)","source_url":"https://data.worldbank.org/indicator/SE.PRM.ENRL.TC.ZS","title":"Pupil-teacher ratio, primary","unit":null},"observations":[{"date":"1970-01-01","value":19.1622},{"date":"1971-01-01","value":19.2782},{"date":"1972-01-01","value":19.1344},{"date":"1973-01-01","value":19.0071},{"date":"1974-01-01","value":18.8785},{"date":"1975-01-01","value":18.7965},{"date":"1976-01-01","value":18.8275},{"date":"1977-01-01","value":18.7039},{"date":"1978-01-01","value":18.6251},{"date":"1979-01-01","value":18.5596},{"date":"1980-01-01","value":18.3223},{"date":"1981-01-01","value":18.2479},{"date":"1982-01-01","value":18.1063},{"date":"1983-01-01","value":17.9618},{"date":"1984-01-01","value":17.7727},{"date":"1985-01-01","value":17.6072},{"date":"1986-01-01","value":17.435},{"date":"1987-01-01","value":17.4495},{"date":"1988-01-01","value":17.3463},{"date":"1989-01-01","value":17.2407},{"date":"1990-01-01","value":17.133},{"date":"1991-01-01","value":16.976},{"date":"1992-01-01","value":16.8821},{"date":"1993-01-01","value":16.7645},{"date":"1994-01-01","value":16.4627},{"date":"1995-01-01","value":16.5201},{"date":"1996-01-01","value":16.472},{"date":"1997-01-01","value":16.3708},{"date":"1998-01-01","value":16.4534},{"date":"1999-01-01","value":16.2621},{"date":"2000-01-01","value":15.9233},{"date":"2001-01-01","value":15.889},{"date":"2002-01-01","value":15.5619},{"date":"2003-01-01","value":15.4889},{"date":"2004-01-01","value":15.1547},{"date":"2005-01-01","value":14.9228},{"date":"2006-01-01","value":14.721},{"date":"2007-01-01","value":14.5245},{"date":"2008-01-01","value":14.3511},{"date":"2009-01-01","value":14.2941},{"date":"2010-01-01","value":14.0225},{"date":"2011-01-01","value":14.1301},{"date":"2012-01-01","value":14.1681},{"date":"2013-01-01","value":14.1352},{"date":"2014-01-01","value":14.1125},{"date":"2015-01-01","value":14.0275},{"date":"2016-01-01","value":13.9088},{"date":"2017-01-01","value":13.9475},{"date":"2018-01-01","value":14.0365}],"summary":{"latest_period":"2018-01-01","latest_value":14.0365,"max":19.2782,"mean":16.5322,"min":13.9088,"of":null,"rank":null,"trend":"falling"}}