| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 57 |
6.9%
|
| 2 | Sometimes | 182 |
22.2%
|
| 3 | Never | 494 |
60.2%
|
| 4 | 88 |
10.7%
|
|
| Sysmiss | 12 |