| Value | Category |
|---|---|
| 1 | Afrikaans |
| 2 | English |
| 3 | Isindebele/South Ndebele/North Ndebele |
| 4 | Isixhosa/Xhosa |
| 5 | Isizulu/Zulu |
| 6 | Sepedi/Northern Sotho |
| 7 | Sesotho/Southern Sotho/Sotho |
| 8 | Setswana/Tswana |
| 9 | Siswati/Swazi |
| 10 | Tshivenda/Venda |
| 11 | Xitsonga/Tsonga |
| 12 | Other, specify |
| 99 | Unspecified |