{"entity":{"iso2":"ZM","iso3":"ZMB","name":"Zambia","slug":"zambia"},"indicator":{"licence":"CC BY 4.0 (World Bank Open Data)","slug":"barro-lee-average-years-of-secondary-schooling-age-20-24-total","source":"Robert J. Barro and Jong-Wha Lee: http://www.barrolee.com/","source_url":"https://data.worldbank.org/indicator/BAR.SEC.SCHL.2024","title":"Barro-Lee: Average years of secondary schooling, age 20-24, total","unit":null},"observations":[{"date":"1960-01-01","value":0.11},{"date":"1965-01-01","value":0.11},{"date":"1970-01-01","value":0.13},{"date":"1975-01-01","value":0.5},{"date":"1980-01-01","value":0.59},{"date":"1985-01-01","value":1.3},{"date":"1990-01-01","value":1.28},{"date":"1995-01-01","value":1.36},{"date":"2000-01-01","value":1.72},{"date":"2005-01-01","value":1.19},{"date":"2010-01-01","value":1.45}],"summary":{"latest_period":"2010-01-01","latest_value":1.45,"max":1.72,"mean":0.885455,"min":0.11,"of":144,"rank":130,"trend":"volatile"}}