{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-percentage-of-population-age-70-74-with-no-education","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.NOED.7074.ZS","title":"Barro-Lee: Percentage of population age 70-74 with no education","unit":null},"observations":[{"date":"1960-01-01","value":30.9},{"date":"1965-01-01","value":27.1},{"date":"1970-01-01","value":23.9},{"date":"1975-01-01","value":17.83},{"date":"1980-01-01","value":12.7},{"date":"1985-01-01","value":9.38},{"date":"1990-01-01","value":6.58},{"date":"1995-01-01","value":10.46},{"date":"2000-01-01","value":9.98},{"date":"2005-01-01","value":4.98},{"date":"2010-01-01","value":0.22}],"summary":{"latest_period":"2010-01-01","latest_value":0.22,"max":30.9,"mean":14.0027,"min":0.22,"of":144,"rank":131,"trend":"volatile"}}