Table 1. Demographic characteristics of the 24 countries included in the analysis.
| Country | Population1 (Millions) | Urban/Rural2 (%) | Per capita GDP3 (USD) | Annual change in GDP4 (%) | Access to Improved Water Supply5 (%) |
|---|---|---|---|---|---|
| Burkina Faso | 17.4 | 29/71 | 1,514 | 6.5 | 82 |
| Burundi | 10.5 | 12/88 | 772 | 4.6 | 75 |
| Cameroon | 22.8 | 54/46 | 2,830 | 5.6 | 74 |
| Central African Rep. | 4.7 | 40/60 | 604 | -36.0 | 68 |
| Cote d’Ivoire | 20.8 | 53/47 | 3,210 | 8.7 | 80 |
| Ethiopia | 96.5 | 19/81 | 1,380 | 10.5 | 52 |
| Gambia | 1.9 | 59/41 | 1,661 | 4.8 | 90 |
| Ghana | 26.4 | 53/47 | 3,992 | 7.6 | 87 |
| Guinea | 12.0 | 37/63 | 1,253 | 2.3 | 75 |
| Lesotho | 2.1 | 27/73 | 2,576 | 5.5 | 81 |
| Liberia | 4.4 | 49/51 | 878 | 11.3 | 75 |
| Madagascar | 23.6 | 34/66 | 1,414 | 2.4 | 50 |
| Malawi | 16.8 | 16/84 | 780 | 5.0 | 85 |
| Mali | 15.8 | 39/61 | 1,642 | 2.1 | 67 |
| Mauritania | 4.0 | 59/41 | 3,043 | 6.7 | 50 |
| Mozambique | 26.5 | 32/68 | 1,105 | 7.4 | 49 |
| Namibia | 2.3 | 46/54 | 9,583 | 5.1 | 92 |
| Niger | 18.5 | 18/82 | 916 | 4.1 | 52 |
| Nigeria | 178.5 | 47/53 | 5,602 | 5.4 | 64 |
| Sao Tome & Principe | 0.2 | 65/35 | 2,971 | 4.0 | 97 |
| Sierra Leone | 6.2 | 40/60 | 1,544 | 5.5 | 60 |
| Somalia | 10.8 | 39/61 | ND6 | ND6 | 32 |
| Swaziland | 1.3 | 21/79 | 6,685 | 2.8 | 74 |
| Zimbabwe | 14.6 | 33/67 | 1,832 | 4.5 | 80 |
1 World Bank. (2015). World Bank. (2015). Population, total. Available at: http://data.worldbank.org/indicator/SP.POP.TOTL.
2 World Bank. (2015). Urban population (% of total). Available at: http://data.worldbank.org/indicator/SP.URB.TOTL.IN.ZS.
2 World Bank. (2015). Rural population (% of total population). Available at: http://data.worldbank.org/indicator/SP.RUR.TOTL.ZS.
3 World Bank. (2015). GDP per capita. Available at: http://data.worldbank.org/indicator/NY.GDP.PCAP.CD.
4 World Bank. (2015). GDP growth (annual %). Available at: http://data.worldbank.org/indicator/NY.GDP.MKTP.KD.ZG/countries.
5 World Bank. (2015). Improved water supply (% of population with access to a source of water that is considered protected) Data for access to improved water supply are from 2012 except for Somalia, using 2011 data. Available at: http://data.worldbank.org/indicator/SH.H2O.SAFE.ZS.
6 No Data.