| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 never | 509 |
36.2%
|
| 1 | 1 rarely | 206 |
14.6%
|
| 2 | 2 a few times in the past 4 weeks | 161 |
11.4%
|
| 3 | 3 at least once a week | 44 |
3.1%
|
| 4 | 4 multiple times a week | 178 |
12.6%
|
| 5 | 5 daily | 158 |
11.2%
|
| Sysmiss | 150 |
10.7%
|
|
| d | 2 |
0.1%
|