| Value | Category | Cases | |
|---|---|---|---|
| 1 | At least once a week | 79 |
2.7%
|
| 2 | At least once a month | 169 |
5.8%
|
| 3 | Several times | 265 |
9.2%
|
| 4 | Once or twice | 273 |
9.4%
|
| 5 | Never | 2109 |
72.8%
|
| Sysmiss | 12 |