| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 382 |
12.5%
|
| 2 | Once or twice in the past month | 572 |
18.8%
|
| 3 | About once a week | 519 |
17%
|
| 4 | 2 or 3 times a week | 402 |
13.2%
|
| 5 | Almost every day | 651 |
21.4%
|
| 6 | Every day | 514 |
16.9%
|
| 99 | 5 |
0.2%
|
|
| Sysmiss | 147 |