| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 6 |
5.9%
|
| 2 | Some | 29 |
28.4%
|
| 3 | Most | 6 |
5.9%
|
| 4 | All | 61 |
59.8%
|
| 9 | Missing | 0 |
0%
|
| Sysmiss | 988 |