| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0%
|
| 0 | Never | 846 |
35.1%
|
| 1 | Only sometimes | 578 |
24%
|
| 2 | Often | 419 |
17.4%
|
| 3 | Always | 312 |
13%
|
| 9 | Don't know | 251 |
10.4%
|
| 998 | Refused | 0 |
0%
|