| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 3 |
0.8%
|
| 2 | A few times a year or less | 3 |
0.8%
|
| 3 | Once a month or less | 5 |
1.4%
|
| 4 | A few times a month | 4 |
1.1%
|
| 5 | Once a week | 12 |
3.3%
|
| 6 | A few times a week | 50 |
13.7%
|
| 7 | Every day | 288 |
78.9%
|
| Sysmiss | 66 |