{"entity":{"iso2":"US","iso3":"USA","name":"United States of America","slug":"united-states"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-45-49-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.4549","title":"Barro-Lee: Average years of primary schooling, age 45-49, total","unit":null},"observations":[{"date":"1960-01-01","value":5.31},{"date":"1965-01-01","value":5.64},{"date":"1970-01-01","value":5.73},{"date":"1975-01-01","value":5.84},{"date":"1980-01-01","value":5.89},{"date":"1985-01-01","value":5.89},{"date":"1990-01-01","value":5.86},{"date":"1995-01-01","value":5.94},{"date":"2000-01-01","value":5.95},{"date":"2005-01-01","value":5.96},{"date":"2010-01-01","value":5.95}],"summary":{"latest_period":"2010-01-01","latest_value":5.95,"max":5.96,"mean":5.81455,"min":5.31,"of":144,"rank":31,"trend":"rising"}}