| Value | Category |
|---|---|
| 0 | None |
| 1 | Kung |
| 2 | Heimkum |
| 3 | Other bushman languages |
| 4 | Silozi (sikololo) |
| 5 | Sifwe |
| 6 | Sisubiya |
| 7 | Siyeyi (yei) |
| 8 | Totela |
| 9 | Herero |
| 10 | Mbanderu |
| 11 | Other herero languages |
| 12 | Rukwangali |
| 13 | Rushambyu |
| 14 | Rugciriku |
| 15 | Thimbukushu |
| 16 | Other kavango languages |
| 17 | Nama |
| 18 | Damara |
| 19 | Kwanyama |
| 20 | Ndonga |
| 21 | Kwambi |
| 22 | Mbalantu |
| 23 | Ngandjera |
| 24 | Kwaluundhi |
| 25 | Kolonkhadi |
| 26 | Other oshiwambo languages |
| 27 | Tswana |
| 30 | Afrikaans |
| 31 | German |
| 32 | English |
| 33 | French |
| 34 | Italian |
| 35 | Dutch |
| 36 | Portuguese |
| 39 | Other european languages |
| 40 | Xhosa |
| 41 | Zulu |
| 42 | Sotho |
| 43 | Swahili |
| 49 | Other african languages |
| 50 | Chinese |
| 51 | Arabic |
| 52 | Korean |
| 53 | Japanese |
| 54 | Malay |
| 55 | Others |
| Sysmiss |