{"entity":{"iso2":"TO","iso3":"TON","name":"Tonga","slug":"tonga"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"enrolment-in-pre-primary-education-both-sexes-number-per-unit-of-gdp","source":"Statizoid (derived)","source_url":null,"title":"Enrolment in pre-primary education, both sexes (number), per unit of GDP","unit":"number per US$ of GDP"},"observations":[{"date":"1975-01-01","value":1.74733e-05},{"date":"1998-01-01","value":5.8693e-06},{"date":"1999-01-01","value":7.82595e-06},{"date":"2004-01-01","value":4.88993e-06},{"date":"2012-01-01","value":4.07749e-06},{"date":"2014-01-01","value":4.68483e-06},{"date":"2015-01-01","value":5.15169e-06}],"summary":{"latest_period":"2015-01-01","latest_value":5.15169e-06,"max":1.74733e-05,"mean":7.13893e-06,"min":4.07749e-06,"of":192,"rank":71,"trend":"volatile"}}