| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 96 |
8%
|
| 1 | Rarely | 214 |
17.8%
|
| 2 | Often | 347 |
28.9%
|
| 3 | Always | 499 |
41.6%
|
| 9 | Do not know | 43 |
3.6%
|
| 98 | Refused | 1 |
0.1%
|