| Value | Category | Cases | |
|---|---|---|---|
| 1 | Several times a week | 999 |
20%
|
| 2 | Once a week | 1878 |
37.6%
|
| 3 | 2 or 3 times a month | 887 |
17.8%
|
| 4 | Once a month | 404 |
8.1%
|
| 5 | Several times a year | 438 |
8.8%
|
| 6 | Once a year | 61 |
1.2%
|
| 7 | Less often | 175 |
3.5%
|
| 8 | Never | 123 |
2.5%
|
| 97 | (Refused) | 9 |
0.2%
|
| 98 | (Do not know) | 15 |
0.3%
|
| Sysmiss | 854 |