Table 1. Survey year and total weighted sample included from each country.
| Country | Survey year | Weighted sample | |
|---|---|---|---|
| East Africa | Ethiopia | 2016 | 5796 |
| Burundi | 2016/17 | 3554 | |
| Tanzania | 2015/16 | 5315 | |
| Uganda | 2016 | 2588 | |
| Mozambique | 2011 | 5456 | |
| Zimbabwe | 2015 | 3639 | |
| Zambia | 2018 | 5566 | |
| Madagascar | 2008 | 3274 | |
| Rwanda | 2014/15 | 2611 | |
| Malawi | 2015/16 | 3402 | |
| Central Africa | Cameroon | 2018 | 2847 |
| Democratic Republic of Congo | 2013/14 | 3806 | |
| Congo | 2011/12 | 2141 | |
| Gabon | 2012 | 2096 | |
| São Tomée Príncipe | 2008/9 | 972 | |
| West Africa | Benin | 2017/18 | 3113 |
| Burkina Faso | 2010 | 3266 | |
| Ivory Coast | 2011/12 | 1876 | |
| Gambia | 2013 | 1986 | |
| Ghana | 2014 | 1601 | |
| Guinea | 2018 | 2125 | |
| Mali | 2018 | 1871 | |
| Niger | 2012 | 1733 | |
| Nigeria | 2018 | 5006 | |
| Senegal | 2010/2011 | 2395 | |
| Sierra Leone | 2019 | 2827 | |
| Togo | 2013/14 | 1731 | |
| South Africa | Lesotho | 2014 | 1393 |
| Namibia | 2013 | 1716 | |
| South Africa | 2016 | 952 | |
| Swaziland | 2005 | 2161 |