| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or once or more per week | 748 |
7.7%
|
| 2 | Once or twice per month | 1477 |
15.3%
|
| 3 | Rearly | 4130 |
42.7%
|
| 4 | Never | 3192 |
33%
|
| 5 | 1 |
0%
|
|
| 9 | 128 |
1.3%
|
|
| Sysmiss | 2333 |