{"entity":{"iso2":"SV","iso3":"SLV","name":"El Salvador","slug":"el-salvador"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"secondary-education-general-pupils-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Secondary education, general pupils, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1970-01-01","value":2.91942},{"date":"1971-01-01","value":3.54772},{"date":"1972-01-01","value":4.3776},{"date":"1973-01-01","value":5.31933},{"date":"1974-01-01","value":6.47429},{"date":"1975-01-01","value":7.1177},{"date":"1976-01-01","value":7.77278},{"date":"1977-01-01","value":7.9876},{"date":"1978-01-01","value":8.28494},{"date":"1979-01-01","value":8.73938},{"date":"1980-01-01","value":7.84517},{"date":"1983-01-01","value":8.46506},{"date":"1984-01-01","value":8.68837},{"date":"1988-01-01","value":10.031},{"date":"1989-01-01","value":10.1965},{"date":"1991-01-01","value":10.497},{"date":"1992-01-01","value":10.9881},{"date":"1993-01-01","value":11.4695},{"date":"1995-01-01","value":17.8498},{"date":"1998-01-01","value":14.7071},{"date":"2000-01-01","value":16.1042},{"date":"2001-01-01","value":16.8603},{"date":"2002-01-01","value":17.4176},{"date":"2003-01-01","value":18.6072},{"date":"2004-01-01","value":19.7718},{"date":"2005-01-01","value":20.0936},{"date":"2006-01-01","value":20.374},{"date":"2007-01-01","value":20.8423},{"date":"2008-01-01","value":20.994},{"date":"2009-01-01","value":21.7128},{"date":"2010-01-01","value":22.7653},{"date":"2011-01-01","value":24.3704},{"date":"2012-01-01","value":24.0466},{"date":"2013-01-01","value":25.1941},{"date":"2014-01-01","value":24.7486},{"date":"2015-01-01","value":23.7594},{"date":"2016-01-01","value":22.7351},{"date":"2017-01-01","value":21.2955},{"date":"2018-01-01","value":20.7492}],"summary":{"latest_period":"2018-01-01","latest_value":20.7492,"max":25.1941,"mean":14.7621,"min":2.91942,"of":203,"rank":39,"trend":"rising"}}