| Value | Category | Cases | |
|---|---|---|---|
| 1 | Several times a week or more often | 60 |
1.4%
|
| 2 | Once a week | 207 |
4.8%
|
| 3 | 2 or 3 times a month | 147 |
3.4%
|
| 4 | Once a month | 157 |
3.7%
|
| 5 | Several times a year | 446 |
10.4%
|
| 6 | Once a year | 766 |
17.9%
|
| 7 | Less frequently than once a year | 634 |
14.8%
|
| 8 | Never | 1768 |
41.3%
|
| -2 | No answer | 96 |
2.2%
|