{"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-secondary-schooling-age-65-69-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SEC.SCHL.6569","title":"Barro-Lee: Average years of secondary schooling, age 65-69, total","unit":null},"observations":[{"date":"1960-01-01","value":0.33},{"date":"1965-01-01","value":0.34},{"date":"1970-01-01","value":0.42},{"date":"1975-01-01","value":0.55},{"date":"1980-01-01","value":0.44},{"date":"1985-01-01","value":0.61},{"date":"1990-01-01","value":0.75},{"date":"1995-01-01","value":1.41},{"date":"2000-01-01","value":2.0},{"date":"2005-01-01","value":2.22},{"date":"2010-01-01","value":2.37}],"summary":{"latest_period":"2010-01-01","latest_value":2.37,"max":2.37,"mean":1.04,"min":0.33,"of":144,"rank":45,"trend":"volatile"}}