| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 7 |
6.9%
|
| 2 | Once or twice in the past month | 13 |
12.7%
|
| 3 | About once a week | 13 |
12.7%
|
| 4 | 2 or 3 times a week | 14 |
13.7%
|
| 5 | Almost every day | 36 |
35.3%
|
| 6 | Every day | 19 |
18.6%
|
| Sysmiss | 3090 |