| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, never | 148 |
3.9%
|
| 2 | Yes, a few times | 408 |
10.7%
|
| 3 | Yes, most of the time | 1185 |
30.9%
|
| 4 | Yes, all of the time | 2073 |
54.1%
|
| 99 | Refused | 15 |
0.4%
|
| Sysmiss | 316 |