{"entity":{"iso2":"SG","iso3":"SGP","name":"Singapore","slug":"singapore"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-35-39-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.3539","title":"Barro-Lee: Average years of primary schooling, age 35-39, total","unit":null},"observations":[{"date":"1960-01-01","value":2.18},{"date":"1965-01-01","value":2.67},{"date":"1970-01-01","value":2.71},{"date":"1975-01-01","value":3.02},{"date":"1980-01-01","value":3.52},{"date":"1985-01-01","value":4.01},{"date":"1990-01-01","value":4.81},{"date":"1995-01-01","value":5.18},{"date":"2000-01-01","value":5.36},{"date":"2005-01-01","value":5.5},{"date":"2010-01-01","value":5.8}],"summary":{"latest_period":"2010-01-01","latest_value":5.8,"max":5.8,"mean":4.06909,"min":2.18,"of":144,"rank":43,"trend":"rising"}}