| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost every day. | 1227 |
10.4%
|
| 2 | Sometimes | 3337 |
28.3%
|
| 3 | Never | 7153 |
60.6%
|
| 4 | Don't know | 91 |
0.8%
|
| Sysmiss | 138 |