| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0. No | 0 |
0%
|
| 1 | 1. Yes | 21 |
26.3%
|
| 2 | 2. No | 46 |
57.5%
|
| 9 | 9. Don't Know | 13 |
16.3%
|
| Sysmiss | 4 |