{"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-teachers-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Secondary education, teachers, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1971-01-01","value":0.0235384},{"date":"1972-01-01","value":0.0259213},{"date":"1973-01-01","value":0.0270158},{"date":"1975-01-01","value":0.0225686},{"date":"1976-01-01","value":0.0359656},{"date":"1977-01-01","value":0.0367415},{"date":"1978-01-01","value":0.0395539},{"date":"1984-01-01","value":0.0626212},{"date":"1985-01-01","value":0.0682599},{"date":"1986-01-01","value":0.0416459},{"date":"1988-01-01","value":0.0806318},{"date":"1989-01-01","value":0.0710723},{"date":"1990-01-01","value":0.0755195},{"date":"1991-01-01","value":0.082696},{"date":"2001-01-01","value":0.0809088},{"date":"2011-01-01","value":0.23821},{"date":"2012-01-01","value":0.256054},{"date":"2013-01-01","value":0.279801},{"date":"2015-01-01","value":0.303048},{"date":"2016-01-01","value":0.306581},{"date":"2017-01-01","value":0.287531},{"date":"2018-01-01","value":0.420546},{"date":"2019-01-01","value":0.411873},{"date":"2020-01-01","value":0.414796},{"date":"2021-01-01","value":0.425464},{"date":"2023-01-01","value":0.529052}],"summary":{"latest_period":"2023-01-01","latest_value":0.529052,"max":0.529052,"mean":0.178755,"min":0.0225686,"of":201,"rank":105,"trend":"volatile"}}