{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"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":1.65},{"date":"1880-01-01","value":1.91},{"date":"1890-01-01","value":2.22},{"date":"1900-01-01","value":2.72},{"date":"1913-01-01","value":3.04},{"date":"1925-01-01","value":3.99786},{"date":"1929-01-01","value":4.16},{"date":"1933-01-01","value":4.71732},{"date":"1938-01-01","value":5.05},{"date":"1950-01-01","value":5.77},{"date":"1955-01-01","value":6.61085},{"date":"1960-01-01","value":7.35},{"date":"1965-01-01","value":7.65258},{"date":"1970-01-01","value":8.06},{"date":"1975-01-01","value":8.5773},{"date":"1980-01-01","value":8.99},{"date":"1985-01-01","value":9.24307},{"date":"1990-01-01","value":9.6},{"date":"1995-01-01","value":10.11},{"date":"2000-01-01","value":10.62},{"date":"2005-01-01","value":10.95},{"date":"2010-01-01","value":11.28},{"date":"2015-01-01","value":10.7988},{"date":"2020-01-01","value":11.4132}],"summary":{"latest_period":"2020-01-01","latest_value":11.4132,"max":11.4132,"mean":6.93712,"min":1.65,"of":162,"rank":46,"trend":"rising"}}