{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-total-schooling-age-60-64-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SCHL.6064","title":"Barro-Lee: Average years of total schooling, age 60-64, total","unit":null},"observations":[{"date":"1960-01-01","value":3.79},{"date":"1965-01-01","value":4.48},{"date":"1970-01-01","value":3.1},{"date":"1975-01-01","value":3.98},{"date":"1980-01-01","value":4.17},{"date":"1985-01-01","value":4.9},{"date":"1990-01-01","value":6.77},{"date":"1995-01-01","value":6.87},{"date":"2000-01-01","value":8.1},{"date":"2005-01-01","value":10.55},{"date":"2010-01-01","value":10.32}],"summary":{"latest_period":"2010-01-01","latest_value":10.32,"max":10.55,"mean":6.09364,"min":3.1,"of":144,"rank":35,"trend":"rising"}}