| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, never | 226 |
5.9%
|
| 2 | Yes, a few times | 396 |
10.3%
|
| 3 | Yes, most of the time | 1068 |
27.9%
|
| 4 | Yes, all of the time | 2088 |
54.5%
|
| 99 | Refused | 51 |
1.3%
|
| Sysmiss | 316 |