| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 69 |
6.3%
|
| 1 | Rarely | 197 |
17.8%
|
| 2 | Often | 519 |
47%
|
| 3 | Always | 273 |
24.7%
|
| 9 | Don't know | 45 |
4.1%
|
| 998 | Refused | 0 |
0%
|