| Value | Category |
|---|---|
| 0 | No income |
| 1 | R1 - R499 |
| 2 | R500 - R699 |
| 3 | R700 - R999 |
| 4 | R1000 - R1499 |
| 5 | R1500 - R1999 |
| 6 | R2000 - R2999 |
| 7 | R3000 - R4999 |
| 8 | R5000 - R6999 |
| 9 | R7000 - R9999 |
| 10 | R10000 - R14999 |
| 11 | R15000 - R19999 |
| 12 | R20000 - R29999 |
| 13 | R30000 - R49999 |
| 14 | R50000 - R69999 |
| 15 | R70000 - R99999 |
| 16 | R100000 - R149999 |
| 17 | R150000 - R199999 |
| 18 | R200000 - R299999 |
| 19 | R300000 - R499999 |
| 20 | R500000+ |
| 21 | Unspecified |