{"entity":{"iso2":"YE","iso3":"YEM","name":"Yemen","slug":"yemen-rep"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-primary-schooling-age-35-39-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.PRM.SCHL.3539","title":"Barro-Lee: Average years of primary schooling, age 35-39, total","unit":null},"observations":[{"date":"1960-01-01","value":0.01},{"date":"1965-01-01","value":0.01},{"date":"1970-01-01","value":0.01},{"date":"1975-01-01","value":0.0},{"date":"1980-01-01","value":0.01},{"date":"1985-01-01","value":0.01},{"date":"1990-01-01","value":0.14},{"date":"1995-01-01","value":0.24},{"date":"2000-01-01","value":0.6},{"date":"2005-01-01","value":1.37},{"date":"2010-01-01","value":2.03}],"summary":{"latest_period":"2010-01-01","latest_value":2.03,"max":2.03,"mean":0.402727,"min":0.0,"of":144,"rank":139,"trend":"volatile"}}