| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 14 |
0.6%
|
| 0 | Never | 1471 |
61.3%
|
| 1 | Rarely | 347 |
14.5%
|
| 2 | Often | 220 |
9.2%
|
| 3 | Always | 239 |
10%
|
| 9 | Don't know | 109 |
4.5%
|
| 98 | Refused | 0 |
0%
|