| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1356 |
56.5%
|
| 1 | Rarely | 525 |
21.9%
|
| 2 | Often | 242 |
10.1%
|
| 3 | Always | 36 |
1.5%
|
| 9 | Don't know | 241 |
10%
|
| 998 | Refused | 0 |
0%
|