{"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-tertiary-schooling-age-30-34-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.TER.SCHL.3034","title":"Barro-Lee: Average years of tertiary schooling, age 30-34, total","unit":null},"observations":[{"date":"1960-01-01","value":0.16},{"date":"1965-01-01","value":0.19},{"date":"1970-01-01","value":0.31},{"date":"1975-01-01","value":0.28},{"date":"1980-01-01","value":0.27},{"date":"1985-01-01","value":0.31},{"date":"1990-01-01","value":0.29},{"date":"1995-01-01","value":0.39},{"date":"2000-01-01","value":0.55},{"date":"2005-01-01","value":0.76},{"date":"2010-01-01","value":1.22}],"summary":{"latest_period":"2010-01-01","latest_value":1.22,"max":1.22,"mean":0.43,"min":0.16,"of":144,"rank":26,"trend":"volatile"}}