| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 6 |
1.6%
|
| 2 | A few times a year or less | 8 |
2.2%
|
| 3 | Once a month or less | 10 |
2.7%
|
| 4 | A few times a month | 17 |
4.7%
|
| 5 | Once a week | 8 |
2.2%
|
| 6 | A few times a week | 58 |
15.9%
|
| 7 | Every day | 258 |
70.7%
|
| Sysmiss | 66 |