| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost everyday | 1 |
10%
|
| 2 | More than once a week | 6 |
60%
|
| 3 | About once a week | 3 |
30%
|
| 4 | Less than once a week but at least once a month | 0 |
0%
|
| 5 | Less than once a month | 0 |
0%
|
| Sysmiss | 9079 |