{"entity":{"iso2":"IR","iso3":"IRN","name":"Iran","slug":"iran-islamic-rep"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"mean-years-of-schooling-long-run","source":"Our World in Data","source_url":"https://ourworldindata.org/grapher/mean-years-of-schooling-long-run","title":"Mean years of schooling long run","unit":null},"observations":[{"date":"1870-01-01","value":0.01},{"date":"1875-01-01","value":0.01},{"date":"1880-01-01","value":0.01},{"date":"1885-01-01","value":0.01},{"date":"1890-01-01","value":0.01},{"date":"1895-01-01","value":0.01},{"date":"1900-01-01","value":0.02},{"date":"1905-01-01","value":0.03},{"date":"1910-01-01","value":0.04},{"date":"1915-01-01","value":0.2},{"date":"1920-01-01","value":0.22},{"date":"1925-01-01","value":0.25},{"date":"1930-01-01","value":0.27},{"date":"1935-01-01","value":0.3},{"date":"1940-01-01","value":0.4},{"date":"1945-01-01","value":0.49},{"date":"1950-01-01","value":0.6},{"date":"1955-01-01","value":0.72},{"date":"1960-01-01","value":0.99},{"date":"1965-01-01","value":1.5},{"date":"1970-01-01","value":2.17},{"date":"1975-01-01","value":2.87},{"date":"1980-01-01","value":3.84},{"date":"1985-01-01","value":4.66},{"date":"1990-01-01","value":5.49},{"date":"1995-01-01","value":6.69},{"date":"2000-01-01","value":7.66},{"date":"2005-01-01","value":8.49},{"date":"2010-01-01","value":9.15},{"date":"2015-01-01","value":9.37},{"date":"2020-01-01","value":9.8}],"summary":{"latest_period":"2020-01-01","latest_value":9.8,"max":9.8,"mean":2.46065,"min":0.01,"of":111,"rank":52,"trend":"volatile"}}