| Value | Category | Cases | |
|---|---|---|---|
| 1 | never | 1524 |
98.4%
|
| 2 | sometimes | 21 |
1.4%
|
| 3 | often | 1 |
0.1%
|
| 4 | always/everyday | 2 |
0.1%
|
| 8 | don't know | 0 |
0%
|
| 95 | missing | 0 |
0%
|
| 99 | n/a | 0 |
0%
|
| Sysmiss | 2 |