| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, never | 9 |
2.6%
|
| 2 | Yes, a few times | 32 |
9.2%
|
| 3 | Yes, most of the time | 113 |
32.4%
|
| 4 | Yes, all of the time | 193 |
55.3%
|
| 99 | Refused | 2 |
0.6%
|
| Sysmiss | 55 |