{"entity":{"iso2":"ZA","iso3":"ZAF","name":"South Africa","slug":"south-africa"},"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":0.92},{"date":"1965-01-01","value":1.0},{"date":"1970-01-01","value":1.13},{"date":"1975-01-01","value":1.06},{"date":"1980-01-01","value":1.11},{"date":"1985-01-01","value":1.06},{"date":"1990-01-01","value":1.45},{"date":"1995-01-01","value":2.62},{"date":"2000-01-01","value":2.61},{"date":"2005-01-01","value":3.22},{"date":"2010-01-01","value":4.04}],"summary":{"latest_period":"2010-01-01","latest_value":4.04,"max":4.04,"mean":1.83818,"min":0.92,"of":144,"rank":51,"trend":"volatile"}}