| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1303 |
42.8%
|
| 2 | Once or twice in the past month | 685 |
22.5%
|
| 3 | About once a week | 406 |
13.3%
|
| 4 | 2 or 3 times a week | 293 |
9.6%
|
| 5 | Almost every day | 275 |
9%
|
| 6 | Every day | 84 |
2.8%
|
| 99 | 1 |
0%
|
|
| Sysmiss | 145 |