TABLE 10.1 Estimated Magnitude of Trans-Saharan Slave Trade, 650–1500
Years
Annual Average of Slaves Traded
Total
650–800
1,000
150,000
800–900
3,000
300,000
900–1100
8,700
1,740,000
1100–1400
5,500
1,650,000
1400–1500
4,300
430,000
Source: R. A. Austen, “The Trans-Saharan Slave Trade: A Tentative Census,” in The Uncommon Market: Essays in the Economic History of the Atlantic Slave Trade, ed. H. A. Gemery and J. S. Hogendorn (New York: Academic Press, 1979). Used with permission.