| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.1%
|
| 0 | Never | 465 |
19.4%
|
| 1 | Rarely | 484 |
20.2%
|
| 2 | Often | 852 |
35.5%
|
| 3 | Always | 511 |
21.3%
|
| 9 | Don't know | 85 |
3.5%
|
| 998 | Refused | 0 |
0%
|