| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 1986 |
96.7%
|
| 1 | Yes | 68 |
3.3%
|
| 7 | Not applicable (not South African) | 0 |
0%
|
| 9 | Don't know | 0 |
0%
|
| Sysmiss | 1 |