Table 1.

Classification of countries according to gross national income per capita, PPP (at 2005 international dollars) in 2005

Group	GNI per capita (International Dollars, PPP)	Group GNI per capita(International Dollars, PPP)	Countries
1.	≥ 8000	11,113 (standard deviation = 1,950; Median = 10,905)	Botswana, Equatorial Guinea, Gabon, Mauritius, Seychelles, South Africa
2.	2000–7999	3,995 (standard deviation = 1,664; median = 3,865)	Algeria, Angola, Cape Verde, Congo, Namibia, Swaziland
3.	<2000	972 (standard deviation = 437; median = 1020)	Benin, Burkina Faso, Burundi, Cameroon, Central African Republic, Chad, Comoros, Democratic Republic of Congo, Cote d'Ivoire, Eritrea, Ethiopia, Gambia, Ghana, Guinea, Guinea-Bissau, Kenya, Lesotho, Liberia, Madagascar, Malawi, Mali, Mauritania, Mozambique, Niger, Nigeria, Rwanda, Sao Tome and Principe, Senegal, Sierra Leone, Tanzania, Togo, Uganda, Zambia, Zimbabwe

Source: World Bank [10].

* GNI data on Zimbabwe was missing.