| Value | Category |
|---|---|
| 0 | Not applicable (in respect of second home language) |
| 1 | Afrikaans |
| 2 | English |
| 3 | Afrikaans and English to the same extent |
| 4 | Dutch |
| 5 | German |
| 6 | Greek |
| 7 | Italian |
| 8 | Portuguese |
| 9 | French |
| 10 | Tamil |
| 11 | Hindi |
| 12 | Telegu |
| 13 | Gujarati |
| 14 | Urdu |
| 15 | Chinese |
| 16 | Xhosa |
| 17 | Zulu |
| 18 | Swazi |
| 19 | South Ndebele |
| 20 | North Ndebele |
| 21 | North Sotho |
| 22 | South Sotho |
| 23 | Tswana |
| 24 | Shangaan/Tsonga |
| 25 | Venda |
| 26 | Any other language |
| 27 | Ndebele (so stated) |
| 28 | Sotho (so stated) |