| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2455 |
79.3%
|
| 2 | No | 261 |
8.4%
|
| 3 | Never | 366 |
11.8%
|
| 4 | None avaialable | 13 |
0.4%
|
| Sysmiss | 129 |