Less than 20%

20% - 40%

More than 40%

2001

Namibia, Botswana, Mozambique, South Africa, Angola, Seychelles, Madagascar,

Swaziland

(8 countries)

Algeria, Rwanda, Malawi Cape Verde, Ghana, Lesotho, Zambia, Gambia, Ethiopia, Liberia, Equatorial Guinea, Mauritius, Uganda, Mauritania,

(14 countries)

Sao Tome and Principe, Niger, Kenya, Congo, Tanzania, Eritrea, Burundi, Guinea-Bissau, Benin, Comoros, Mali, Senegal, Chad, Gabon, Central African Republic, Burkina Faso, Nigeria, Togo, DRC, Cameroon, Côte d’Ivoire, Guinea, Sierra Leone

(23 countries)

2005

Namibia, Seychelles, Botswana, Malawi, Mozambique, Swaziland, Rwanda, South Africa

(8 countries)

Madagascar, Ghana, Gambia, Cape Verde, Angola, Algeria, Zambia, Ethiopia, Lesotho, Senegal, Liberia, Sao Tome and Principe, Mauritania, Equatorial Guinea, Tanzania, Burkina Faso, Comoros, Burundi

(18 countries)

Congo, Mauritius, Kenya, Uganda, Niger, Benin, Guinea-Bissau, DRC, Mali, Eritrea, Chad, Gabon, Togo, Central African Republic, Nigeria, Cameroon, Sierra Leone, Côte d’Ivoire, Guinea

(19 countries)

2010

Seychelles, Namibia, Botswana, Malawi, Tanzania, Mozambique, Swaziland, Lesotho, South Africa, Angola

(10 Countries)

Algeria, Rwanda, Equatorial Guinea, Gambia, Cape Verde, Zambia, Ghana, Madagascar, Comoros, Senegal, Liberia, DRC, Burkina Faso, Ethiopia, Burundi (15 countries)

Niger, Kenya, Mauritania, Benin, Togo, Gabon, Uganda, Mauritius, Eritrea, Mali, Congo, Sao Tome and Principe, Nigeria, Central African Republic, Guinea-Bissau, Cameroon, Chad, Côte d’Ivoire, Sierra Leone, Guinea

(20 countries)