| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 63 |
22.2%
|
| 2 | Once a year | 84 |
29.6%
|
| 3 | Once a month | 91 |
32%
|
| 4 | Once a week | 29 |
10.2%
|
| 5 | Almost every day | 17 |
6%
|
| Sysmiss | 92 |