{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"years-of-schooling-prados-de-la-escosura","source":"Leandro Prados de la Escosura (2021) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/years-of-schooling-prados-de-la-escosura","title":"Average years of schooling","unit":"years"},"observations":[{"date":"1870-01-01","value":0.988853},{"date":"1880-01-01","value":1.1465},{"date":"1890-01-01","value":1.31847},{"date":"1900-01-01","value":1.51194},{"date":"1913-01-01","value":2.03503},{"date":"1925-01-01","value":2.4},{"date":"1929-01-01","value":2.49567},{"date":"1933-01-01","value":2.69853},{"date":"1938-01-01","value":3.00132},{"date":"1950-01-01","value":3.16187},{"date":"1955-01-01","value":3.59689},{"date":"1960-01-01","value":4.23174},{"date":"1965-01-01","value":4.83727},{"date":"1970-01-01","value":5.34203},{"date":"1975-01-01","value":6.23104},{"date":"1980-01-01","value":6.71804},{"date":"1985-01-01","value":6.99037},{"date":"1990-01-01","value":7.56229},{"date":"1995-01-01","value":8.08554},{"date":"2000-01-01","value":8.80844},{"date":"2005-01-01","value":9.20244},{"date":"2010-01-01","value":9.69648},{"date":"2015-01-01","value":11.9029},{"date":"2020-01-01","value":13.1648}],"summary":{"latest_period":"2020-01-01","latest_value":13.1648,"max":13.1648,"mean":5.29702,"min":0.988853,"of":162,"rank":12,"trend":"volatile"}}