The countries are Angola, Benin, Botswana, Burkina Faso, Burundi, Cameroon, Central African Republic, Chad, Comoros, Congo (Brazzaville), Congo (Kinshasa), Côte d’Ivoire, Ethiopia, Ghana, Guinea, Kenya, Liberia, Madagascar, Malawi, Mali, Mauretania, Mozambique, Namibia, Niger, Rwanda, Senegal, Sierra Leone, Somaliland, South Africa, Sudan, Tanzania, Togo, Uganda, Zambia, Zimbabwe. There are 124,800 observations in all, with country sample sizes ranging from nearly 7,000 (Mauretania) to 1,000 for six countries. See also notes to Figure 1.