| Value | Category | Cases | |
|---|---|---|---|
| 1 | never | 20 |
1.3%
|
| 2 | sometimes | 196 |
12.7%
|
| 3 | often | 496 |
32%
|
| 4 | always/everyday | 837 |
54%
|
| 8 | don't know | 0 |
0%
|
| 95 | missing | 0 |
0%
|
| 99 | n/a | 0 |
0%
|
| Sysmiss | 1 |