| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 985 |
41%
|
| 1 | Rarely | 877 |
36.5%
|
| 2 | Often | 468 |
19.5%
|
| 3 | Always | 33 |
1.4%
|
| 9 | Don't know | 37 |
1.5%
|
| 998 | Refused | 0 |
0%
|