{"entity":{"iso2":"TZ","iso3":"TZA","name":"Tanzania","slug":"tanzania"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-total-schooling-age-45-49-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SCHL.4549","title":"Barro-Lee: Average years of total schooling, age 45-49, total","unit":null},"observations":[{"date":"1960-01-01","value":1.65},{"date":"1965-01-01","value":1.58},{"date":"1970-01-01","value":1.56},{"date":"1975-01-01","value":1.57},{"date":"1980-01-01","value":1.57},{"date":"1985-01-01","value":2.29},{"date":"1990-01-01","value":2.29},{"date":"1995-01-01","value":3.73},{"date":"2000-01-01","value":3.73},{"date":"2005-01-01","value":5.7},{"date":"2010-01-01","value":5.03}],"summary":{"latest_period":"2010-01-01","latest_value":5.03,"max":5.7,"mean":2.79091,"min":1.56,"of":144,"rank":111,"trend":"volatile"}}