{"entity":{"iso2":"IR","iso3":"IRN","name":"Iran","slug":"iran-islamic-rep"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-secondary-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.SEC.SCHL.3034","title":"Barro-Lee: Average years of secondary schooling, age 30-34, total","unit":null},"observations":[{"date":"1960-01-01","value":0.17},{"date":"1965-01-01","value":0.35},{"date":"1970-01-01","value":0.37},{"date":"1975-01-01","value":0.76},{"date":"1980-01-01","value":1.41},{"date":"1985-01-01","value":1.7},{"date":"1990-01-01","value":2.32},{"date":"1995-01-01","value":2.76},{"date":"2000-01-01","value":2.78},{"date":"2005-01-01","value":3.61},{"date":"2010-01-01","value":3.9}],"summary":{"latest_period":"2010-01-01","latest_value":3.9,"max":3.9,"mean":1.83,"min":0.17,"of":144,"rank":55,"trend":"volatile"}}