| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1142 |
47.4%
|
| 1 | Only sometimes | 476 |
19.8%
|
| 2 | Often | 262 |
10.9%
|
| 3 | Always | 276 |
11.5%
|
| 9 | Don't know | 251 |
10.4%
|
| 998 | Refused | 0 |
0%
|