<P> This is a list of the African nations ranked by Gross Domestic Product (GDP) at Purchasing Power Parity (PPP). Figures are given in International Dollars according to the International Monetary Fund </P> <Table> <Tr> <Td> Region Rank </Td> <Td> Country </Td> <Td> 2015 GDP (PPP) millions of International dollars </Td> </Tr> <Tr> <Td>--</Td> <Td> Africa </Td> <Td> 5,736,700 </Td> </Tr> <Tr> <Td> </Td> <Td> Nigeria </Td> <Td> 1,192.00 </Td> </Tr> <Tr> <Td> </Td> <Td> Egypt </Td> <Td> 995.97 </Td> </Tr> <Tr> <Td> </Td> <Td> South Africa </Td> <Td> 724.01 </Td> </Tr> <Tr> <Td> </Td> <Td> Algeria </Td> <Td> 570.64 </Td> </Tr> <Tr> <Td> </Td> <Td> Morocco </Td> <Td> 274.53 </Td> </Tr> <Tr> <Td> 6 </Td> <Td> Angola </Td> <Td> 185.25 </Td> </Tr> <Tr> <Td> 7 </Td> <Td> Sudan </Td> <Td> 167.42 </Td> </Tr> <Tr> <Td> 8 </Td> <Td> Ethiopia </Td> <Td> 159.22 </Td> </Tr> <Tr> <Td> 9 </Td> <Td> Tanzania </Td> <Td> 150.4 </Td> </Tr> <Tr> <Td> 10 </Td> <Td> Kenya </Td> <Td> 143.05 </Td> </Tr> <Tr> <Td> 11 </Td> <Td> Tunisia </Td> <Td> 127.21 </Td> </Tr> <Tr> <Td> 12 </Td> <Td> Ghana </Td> <Td> 113.35 </Td> </Tr> <Tr> <Td> 13 </Td> <Td> Libya </Td> <Td> 92.88 </Td> </Tr> <Tr> <Td> 14 </Td> <Td> Uganda </Td> <Td> 79.75 </Td> </Tr> <Tr> <Td> 15 </Td> <Td> Ivory Coast </Td> <Td> 78.34 </Td> </Tr> <Tr> <Td> 16 </Td> <Td> Cameroon </Td> <Td> 72.11 </Td> </Tr> <Tr> <Td> 17 </Td> <Td> Zambia </Td> <Td> 64.65 </Td> </Tr> <Tr> <Td> 18 </Td> <Td> Democratic Republic of the Congo </Td> <Td> 63.27 </Td> </Tr> <Tr> <Td> 19 </Td> <Td> Botswana </Td> <Td> 37.16 </Td> </Tr> <Tr> <Td> 20 </Td> <Td> Senegal </Td> <Td> 36.30 </Td> </Tr> <Tr> <Td> 21 </Td> <Td> Madagascar </Td> <Td> 35.56 </Td> </Tr> <Tr> <Td> 22 </Td> <Td> Gabon </Td> <Td> 34.41 </Td> </Tr> <Tr> <Td> 23 </Td> <Td> Chad </Td> <Td> 33.73 </Td> </Tr> <Tr> <Td> 24 </Td> <Td> Mozambique </Td> <Td> 32.00 </Td> </Tr> <Tr> <Td> 25 </Td> <Td> Burkina Faso </Td> <Td> 31.18 </Td> </Tr> <Tr> <Td> 26 </Td> <Td> Mali </Td> <Td> 29.15 </Td> </Tr> <Tr> <Td> 27 </Td> <Td> Zimbabwe </Td> <Td> 28.90 </Td> </Tr> <Tr> <Td> 28 </Td> <Td> Republic of the Congo </Td> <Td> 27.92 </Td> </Tr> <Tr> <Td> 29 </Td> <Td> Equatorial Guinea </Td> <Td> 25.94 </Td> </Tr> <Tr> <Td> 30 </Td> <Td> Mauritius </Td> <Td> 24.84 </Td> </Tr> <Tr> <Td> 31 </Td> <Td> Namibia </Td> <Td> 24.51 </Td> </Tr> <Tr> <Td> 32 </Td> <Td> Benin </Td> <Td> 21.16 </Td> </Tr> <Tr> <Td> 33 </Td> <Td> Malawi </Td> <Td> 20.56 </Td> </Tr> <Tr> <Td> 34 </Td> <Td> Rwanda </Td> <Td> 20.32 </Td> </Tr> <Tr> <Td> 35 </Td> <Td> Niger </Td> <Td> 18.96 </Td> </Tr> <Tr> <Td> 36 </Td> <Td> Mauritania </Td> <Td> 16.43 </Td> </Tr> <Tr> <Td> 37 </Td> <Td> Guinea </Td> <Td> 15.28 </Td> </Tr> <Tr> <Td> 38 </Td> <Td> Swaziland </Td> <Td> 10.87 </Td> </Tr> <Tr> <Td> 39 </Td> <Td> Togo </Td> <Td> 10.82 </Td> </Tr> <Tr> <Td> 40 </Td> <Td> Eritrea </Td> <Td> 7.94 </Td> </Tr> <Tr> <Td> 41 </Td> <Td> Burundi </Td> <Td> 7.88 </Td> </Tr> <Tr> <Td> 42 </Td> <Td> Somalia </Td> <Td> 5.90 </Td> </Tr> <Tr> <Td> 43 </Td> <Td> Lesotho </Td> <Td> 5.78 </Td> </Tr> <Tr> <Td> 44 </Td> <Td> Gambia </Td> <Td> 3.27 </Td> </Tr> <Tr> <Td> 45 </Td> <Td> Liberia </Td> <Td> 3.78 </Td> </Tr> <Tr> <Td> 46 </Td> <Td> Cape Verde </Td> <Td> 3.48 </Td> </Tr> <Tr> <Td> 47 </Td> <Td> Djibouti </Td> <Td> 3.09 </Td> </Tr> <Tr> <Td> 48 </Td> <Td> Seychelles </Td> <Td> 2.53 </Td> </Tr> <Tr> <Td> 49 </Td> <Td> Guinea - Bissau </Td> <Td> 1.94 </Td> </Tr> <Tr> <Td> 50 </Td> <Td> Central African Republic </Td> <Td> 1.62 </Td> </Tr> <Tr> <Td> 51 </Td> <Td> Comoros </Td> <Td> 1.21 </Td> </Tr> <Tr> <Td> 52 </Td> <Td> São Tomé and Príncipe </Td> <Td> 0.66 </Td> </Tr> </Table> <Tr> <Td> Region Rank </Td> <Td> Country </Td> <Td> 2015 GDP (PPP) millions of International dollars </Td> </Tr>

Which one is the richest country in africa