| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 37 |
3.1%
|
| 1 | Rarely | 147 |
12.3%
|
| 2 | Often | 671 |
55.9%
|
| 3 | Always | 198 |
16.5%
|
| 9 | Don't know | 147 |
12.3%
|
| 998 | Refused | 0 |
0%
|