{"entity":{"iso2":"XH","iso3":"IDB","name":"IDA blend","slug":"ida-blend"},"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":17.1888},{"date":"1971-01-01","value":17.243},{"date":"1972-01-01","value":17.3461},{"date":"1973-01-01","value":17.6526},{"date":"1974-01-01","value":17.9066},{"date":"1975-01-01","value":18.1705},{"date":"1976-01-01","value":18.1558},{"date":"1977-01-01","value":18.3752},{"date":"1978-01-01","value":18.1861},{"date":"1979-01-01","value":18.4758},{"date":"1980-01-01","value":19.2634},{"date":"1981-01-01","value":20.0041},{"date":"1982-01-01","value":19.3836},{"date":"1983-01-01","value":19.9756},{"date":"1984-01-01","value":19.9806},{"date":"1985-01-01","value":20.8774},{"date":"1986-01-01","value":19.6819},{"date":"1987-01-01","value":19.0091},{"date":"1988-01-01","value":18.1929},{"date":"1989-01-01","value":17.6789},{"date":"1990-01-01","value":17.5369},{"date":"1991-01-01","value":17.6442},{"date":"1992-01-01","value":17.5999},{"date":"1993-01-01","value":17.4546},{"date":"1994-01-01","value":17.3747},{"date":"1995-01-01","value":18.0702},{"date":"1996-01-01","value":18.6724},{"date":"1997-01-01","value":19.1838},{"date":"1998-01-01","value":19.579},{"date":"1999-01-01","value":19.9012},{"date":"2000-01-01","value":20.3636},{"date":"2001-01-01","value":20.8785},{"date":"2002-01-01","value":21.2088},{"date":"2003-01-01","value":21.3879},{"date":"2004-01-01","value":22.8813},{"date":"2005-01-01","value":22.3289},{"date":"2006-01-01","value":21.5383},{"date":"2007-01-01","value":21.3703},{"date":"2008-01-01","value":20.6183},{"date":"2009-01-01","value":20.6586},{"date":"2010-01-01","value":21.1698},{"date":"2011-01-01","value":18.7994},{"date":"2012-01-01","value":21.1549},{"date":"2013-01-01","value":19.416},{"date":"2014-01-01","value":18.3301},{"date":"2015-01-01","value":18.2369},{"date":"2016-01-01","value":19.0528},{"date":"2017-01-01","value":18.4855},{"date":"2018-01-01","value":18.8648}],"summary":{"latest_period":"2018-01-01","latest_value":18.8648,"max":22.8813,"mean":19.2349,"min":17.1888,"of":43,"rank":15,"trend":"rising"}}