| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | Never | 67 |
5.6%
|
| 1 | Rarely | 84 |
7%
|
| 2 | Often | 248 |
20.7%
|
| 3 | Always | 787 |
65.6%
|
| 9 | Don't know | 13 |
1.1%
|
| 98 | Refused | 0 |
0%
|