| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 8 |
5.2%
|
| 2 | A few | 15 |
9.7%
|
| 3 | Many | 51 |
33.1%
|
| 4 | All | 80 |
51.9%
|
| 9 | Missing | 0 |
0%
|
| Sysmiss | 1087 |