{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-55-59-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.5559","title":"Barro-Lee: Average years of primary schooling, age 55-59, total","unit":null},"observations":[{"date":"1960-01-01","value":4.27},{"date":"1965-01-01","value":4.97},{"date":"1970-01-01","value":5.14},{"date":"1975-01-01","value":5.95},{"date":"1980-01-01","value":6.08},{"date":"1985-01-01","value":6.47},{"date":"1990-01-01","value":6.51},{"date":"1995-01-01","value":6.78},{"date":"2000-01-01","value":6.79},{"date":"2005-01-01","value":6.96},{"date":"2010-01-01","value":6.99}],"summary":{"latest_period":"2010-01-01","latest_value":6.99,"max":6.99,"mean":6.08273,"min":4.27,"of":144,"rank":14,"trend":"rising"}}