| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost everyday | 218 |
75.4%
|
| 2 | More than once a week | 36 |
12.5%
|
| 3 | About once a week | 17 |
5.9%
|
| 4 | Less than once a week but at least once a month | 11 |
3.8%
|
| 5 | Less than once a month | 7 |
2.4%
|
| Sysmiss | 8800 |