| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, never | 36 |
6.3%
|
| 2 | Yes, a few times | 89 |
15.6%
|
| 3 | Yes, most of the time | 115 |
20.2%
|
| 4 | Yes, all of the time | 326 |
57.3%
|
| 99 | Refused | 3 |
0.5%
|
| Sysmiss | 1453 |