| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 474 |
39.6%
|
| 1 | Rarely | 146 |
12.2%
|
| 2 | Often | 138 |
11.5%
|
| 3 | Always | 44 |
3.7%
|
| 9 | Don't know | 395 |
33%
|
| 998 | Refused | 0 |
0%
|