{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"secondary-education-pupils-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Secondary education, pupils, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1971-01-01","value":0.479994},{"date":"1972-01-01","value":0.520227},{"date":"1973-01-01","value":0.578928},{"date":"1974-01-01","value":0.626351},{"date":"1975-01-01","value":0.663078},{"date":"1976-01-01","value":0.699335},{"date":"1977-01-01","value":0.746924},{"date":"1978-01-01","value":0.782488},{"date":"1979-01-01","value":0.83343},{"date":"1980-01-01","value":0.827362},{"date":"1981-01-01","value":0.944846},{"date":"1984-01-01","value":1.28437},{"date":"1985-01-01","value":1.40006},{"date":"1986-01-01","value":1.31223},{"date":"1988-01-01","value":1.56258},{"date":"1989-01-01","value":1.38579},{"date":"1990-01-01","value":1.40934},{"date":"1991-01-01","value":1.4197},{"date":"2001-01-01","value":2.15526},{"date":"2011-01-01","value":4.88684},{"date":"2012-01-01","value":5.55278},{"date":"2013-01-01","value":5.78148},{"date":"2015-01-01","value":6.22499},{"date":"2016-01-01","value":6.75846},{"date":"2017-01-01","value":6.81823},{"date":"2018-01-01","value":7.23242},{"date":"2019-01-01","value":10.4845},{"date":"2020-01-01","value":10.9372},{"date":"2021-01-01","value":13.1048},{"date":"2023-01-01","value":16.1025}],"summary":{"latest_period":"2023-01-01","latest_value":16.1025,"max":16.1025,"mean":3.78388,"min":0.479994,"of":205,"rank":59,"trend":"volatile"}}