| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 909 |
75.8%
|
| 1 | Rarely | 164 |
13.7%
|
| 2 | Often | 57 |
4.8%
|
| 3 | Always | 21 |
1.8%
|
| 9 | Don't know | 49 |
4.1%
|
| 998 | Refused | 0 |
0%
|