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Introduction Algeria Angola Benin Burkina Faso Burindi Cameroon Cape Verde Central African Republic Chad Comoros Islands Congo Congo-Brazzaville Djibouti Egypt Equatorial Guinea Gambia Ghana Guinea Guinea-Bissau Ivory Coast Kenya Lesotho Liberia Libya Madagascar Malawi Mali Mauritania Mauritiua Morocco Mozambique Namibia Niger Nigeria Rwanda SaoTome and Principe Senegal Seychelles Sierra Leone Somalia South Africa Sudan Swaziland Tanzania Togo Tunisia Uganda Zambia Zimbabwe
A Sat, study studied this question.