| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 3 |
0.3%
|
| 0 | Never | 196 |
16.6%
|
| 1 | Rarely | 385 |
32.6%
|
| 2 | Often | 389 |
32.9%
|
| 3 | Always | 115 |
9.7%
|
| 9 | Don't know | 94 |
8%
|
| 98 | Refused | 0 |
0%
|