{"entity":{"iso2":"VN","iso3":"VNM","name":"Vietnam","slug":"viet-nam"},"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":1.76},{"date":"1965-01-01","value":1.78},{"date":"1970-01-01","value":1.81},{"date":"1975-01-01","value":1.83},{"date":"1980-01-01","value":1.86},{"date":"1985-01-01","value":3.5},{"date":"1990-01-01","value":3.21},{"date":"1995-01-01","value":3.69},{"date":"2000-01-01","value":3.79},{"date":"2005-01-01","value":3.92},{"date":"2010-01-01","value":4.5}],"summary":{"latest_period":"2010-01-01","latest_value":4.5,"max":4.5,"mean":2.87727,"min":1.76,"of":144,"rank":86,"trend":"rising"}}