Table 2.
Publications | |||||
---|---|---|---|---|---|
Country | 1974 to 1980 | 1981 to 1990 | 1991 to 2000 | 2001 to 2010 | 1974 to 2010 |
South Africa | 21 | 65 | 153 | 107 | 346 |
Nigeria | 15 | 30 | 42 | 67 | 154 |
Gambia | 1 | 20 | 43 | 40 | 104 |
Egypt | 8 | 7 | 37 | 47 | 99 |
Kenya | 11 | 16 | 24 | 36 | 87 |
Senegal | 5 | 13 | 29 | 23 | 70 |
Ghana | 11 | 4 | 13 | 26 | 54 |
Zimbabwe | 1 | 14 | 22 | 9 | 46 |
Ethiopia | 2 | 3 | 20 | 19 | 44 |
Uganda | 6 | 7 | 10 | 17 | 40 |
Burkina Faso | 0 | 5 | 11 | 24 | 40 |
Tanzania | 1 | 8 | 9 | 21 | 39 |
Malawi | 0 | 4 | 12 | 18 | 34 |
Sudan | 1 | 11 | 11 | 10 | 33 |
Zambia | 1 | 4 | 7 | 16 | 28 |
Democratic Republic of Congo | 0 | 7 | 14 | 5 | 26 |
Cameroon | 6 | 7 | 5 | 7 | 25 |
Mali | 6 | 4 | 4 | 11 | 25 |
Cote d`Ivoire | 2 | 6 | 8 | 9 | 25 |
Mozambique | 0 | 8 | 3 | 13 | 24 |
Morocco | 3 | 3 | 4 | 12 | 22 |
Chad | 0 | 1 | 8 | 13 | 22 |
Guinea-Bissau | 0 | 3 | 5 | 13 | 21 |
Tunisia | 2 | 6 | 6 | 5 | 19 |
Guinea | 0 | 0 | 10 | 9 | 19 |
Togo | 2 | 3 | 6 | 7 | 18 |
Angola | 0 | 0 | 10 | 6 | 16 |
Niger | 1 | 0 | 6 | 8 | 15 |
Madagascar | 1 | 1 | 6 | 7 | 15 |
Somalia | 2 | 6 | 3 | 4 | 15 |
Congo-Brazzaville | 0 | 4 | 5 | 6 | 15 |
Benin | 0 | 1 | 4 | 8 | 13 |
Rwanda | 0 | 1 | 6 | 5 | 12 |
Namibia | 0 | 0 | 7 | 2 | 9 |
Central African Republic | 1 | 0 | 5 | 1 | 7 |
Algeria | 1 | 3 | 2 | 0 | 6 |
Gabon | 0 | 1 | 3 | 2 | 6 |
Liberia | 0 | 2 | 2 | 2 | 6 |
Burundi | 0 | 0 | 4 | 1 | 5 |
Sierra Leone | 1 | 1 | 3 | 0 | 5 |
Djibouti | 0 | 1 | 2 | 1 | 4 |
Botswana | 0 | 0 | 4 | 0 | 4 |
Swaziland | 0 | 0 | 3 | 1 | 4 |
Eritrea | 0 | 0 | 1 | 3 | 4 |
Lesotho | 0 | 0 | 3 | 0 | 3 |
Libya | 0 | 2 | 1 | 0 | 3 |
Comoros | 0 | 0 | 1 | 1 | 2 |
Cape Verde | 0 | 1 | 0 | 1 | 2 |
Sao Tome and Principe | 0 | 1 | 1 | 0 | 2 |
Seychelles | 0 | 0 | 1 | 0 | 1 |
Mauritania | 0 | 1 | 0 | 0 | 1 |
Mauritius | 0 | 0 | 1 | 0 | 1 |
Equatorial Guinea | 0 | 0 | 1 | 0 | 1 |
Total: Africa output | 112 | 285 | 601 | 643 | 1641 |
Total: World output | 1,702 | 3,485 | 5,816 | 6,679 | 18,388 |
% world research output | 6.6 | 8.2 | 10.3 | 9.6 | 8.9 |