| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1216 |
90.9%
|
| 2 | Once or twice in the past month | 49 |
3.7%
|
| 3 | About once a week | 31 |
2.3%
|
| 4 | 2 or 3 times a week | 18 |
1.3%
|
| 5 | Almost every day | 14 |
1%
|
| 6 | Every day | 10 |
0.7%
|
| Sysmiss | 1854 |