| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 271 |
8.8%
|
| 2 | Sometimes | 223 |
7.2%
|
| 3 | No | 2459 |
79.5%
|
| 4 | N/A | 142 |
4.6%
|
| Sysmiss | 129 |