| Value | Category |
|---|---|
| 1 | no income |
| 2 | r1 – r500 |
| 3 | r501 –r750 |
| 4 | r751 – r1 000 |
| 5 | r1 001-r1 500 |
| 6 | r1 501 – r2 000 |
| 7 | r2 001 – r3 000 |
| 8 | r3 001 – r5 000 |
| 9 | r5 001 – r7 500 |
| 10 | r7 501 – r10 000 |
| 11 | r10 001 – r15 000 |
| 12 | r15 001 – r20 000 |
| 13 | r20 001 – r30 000 |
| 14 | r30 000 + |
| 15 | refuse to answer |
| 16 | uncertain/dont know |