| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, never | 31 |
5.4%
|
| 2 | Yes, a few times | 51 |
9%
|
| 3 | Yes, most of the time | 133 |
23.4%
|
| 4 | Yes, all of the time | 351 |
61.7%
|
| 99 | Refused | 3 |
0.5%
|
| Sysmiss | 1453 |