{"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-15-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SCHL.15UP","title":"Barro-Lee: Average years of total schooling, age 15+, total","unit":null},"observations":[{"date":"1960-01-01","value":6.35},{"date":"1965-01-01","value":6.34},{"date":"1970-01-01","value":6.13},{"date":"1975-01-01","value":7.07},{"date":"1980-01-01","value":7.84},{"date":"1985-01-01","value":8.55},{"date":"1990-01-01","value":8.42},{"date":"1995-01-01","value":8.86},{"date":"2000-01-01","value":9.28},{"date":"2005-01-01","value":10.45},{"date":"2010-01-01","value":11.24}],"summary":{"latest_period":"2010-01-01","latest_value":11.24,"max":11.24,"mean":8.23,"min":6.13,"of":144,"rank":27,"trend":"rising"}}