{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-percentage-of-population-age-75-with-primary-schooling-completed-primary","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.CMPT.75UP.ZS","title":"Barro-Lee: Percentage of population age 75+ with primary schooling. Completed Primary","unit":null},"observations":[{"date":"1960-01-01","value":5.58},{"date":"1965-01-01","value":5.77},{"date":"1970-01-01","value":14.31},{"date":"1975-01-01","value":22.04},{"date":"1980-01-01","value":28.52},{"date":"1985-01-01","value":32.31},{"date":"1990-01-01","value":36.7},{"date":"1995-01-01","value":36.22},{"date":"2000-01-01","value":38.82},{"date":"2005-01-01","value":26.52},{"date":"2010-01-01","value":11.57}],"summary":{"latest_period":"2010-01-01","latest_value":11.57,"max":38.82,"mean":23.4873,"min":5.58,"of":144,"rank":71,"trend":"volatile"}}