| Value | Category |
|---|---|
| 1 | No income |
| 2 | R1-R4 800 |
| 3 | R4 801-R9 600 |
| 4 | R9 601-R19 200 |
| 5 | R19 201-R38 400 |
| 6 | R38 401-R76 800 |
| 7 | R76 801-R153 600 |
| 8 | R153 601-R307 200 |
| 9 | R307 201-R614 400 |
| 10 | R614 401-R1 228 800 |
| 11 | R1 228 801-R2 457 600 |
| 12 | R2 457 601 or more |
| 13 | Response not given |