{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-secondary-schooling-age-30-34-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SEC.SCHL.3034","title":"Barro-Lee: Average years of secondary schooling, age 30-34, total","unit":null},"observations":[{"date":"1960-01-01","value":0.14},{"date":"1965-01-01","value":0.17},{"date":"1970-01-01","value":0.17},{"date":"1975-01-01","value":0.24},{"date":"1980-01-01","value":0.39},{"date":"1985-01-01","value":0.54},{"date":"1990-01-01","value":0.66},{"date":"1995-01-01","value":0.81},{"date":"2000-01-01","value":1.04},{"date":"2005-01-01","value":0.91},{"date":"2010-01-01","value":0.95}],"summary":{"latest_period":"2010-01-01","latest_value":0.95,"max":1.04,"mean":0.547273,"min":0.14,"of":144,"rank":132,"trend":"volatile"}}