{"entity":{"iso2":"1W","iso3":"WLD","name":"World","slug":"world"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"pupil-teacher-ratio-secondary","source":"Stat Bulk Data Download Service, UN Educational, Scientific and Cultural Organization (UNESCO)","source_url":"https://data.worldbank.org/indicator/SE.SEC.ENRL.TC.ZS","title":"Pupil-teacher ratio, secondary","unit":null},"observations":[{"date":"1970-01-01","value":15.9239},{"date":"1971-01-01","value":16.2428},{"date":"1972-01-01","value":16.452},{"date":"1973-01-01","value":16.4901},{"date":"1974-01-01","value":16.3732},{"date":"1975-01-01","value":16.47},{"date":"1976-01-01","value":16.7275},{"date":"1977-01-01","value":16.9814},{"date":"1978-01-01","value":17.1519},{"date":"1979-01-01","value":16.9636},{"date":"1980-01-01","value":16.8247},{"date":"1981-01-01","value":16.705},{"date":"1982-01-01","value":16.5701},{"date":"1983-01-01","value":16.5685},{"date":"1984-01-01","value":16.6426},{"date":"1985-01-01","value":16.7884},{"date":"1986-01-01","value":16.7685},{"date":"1987-01-01","value":16.6996},{"date":"1988-01-01","value":16.5505},{"date":"1989-01-01","value":16.3728},{"date":"1990-01-01","value":16.1855},{"date":"1991-01-01","value":16.2153},{"date":"1992-01-01","value":16.3644},{"date":"1993-01-01","value":16.5083},{"date":"1994-01-01","value":16.6653},{"date":"1995-01-01","value":16.9311},{"date":"1996-01-01","value":17.0933},{"date":"1997-01-01","value":17.3492},{"date":"1998-01-01","value":17.5252},{"date":"1999-01-01","value":17.5427},{"date":"2000-01-01","value":17.7491},{"date":"2001-01-01","value":18.1802},{"date":"2002-01-01","value":18.174},{"date":"2003-01-01","value":18.0908},{"date":"2004-01-01","value":18.1242},{"date":"2005-01-01","value":17.8721},{"date":"2006-01-01","value":17.6671},{"date":"2007-01-01","value":17.349},{"date":"2008-01-01","value":17.0709},{"date":"2009-01-01","value":16.8851},{"date":"2010-01-01","value":16.891},{"date":"2011-01-01","value":17.0252},{"date":"2012-01-01","value":17.1397},{"date":"2013-01-01","value":17.6812},{"date":"2014-01-01","value":17.62},{"date":"2015-01-01","value":17.4134},{"date":"2016-01-01","value":17.0906},{"date":"2017-01-01","value":16.9428},{"date":"2018-01-01","value":16.9982}],"summary":{"latest_period":"2018-01-01","latest_value":16.9982,"max":18.1802,"mean":16.9921,"min":15.9239,"of":43,"rank":20,"trend":"rising"}}