| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 552 |
23%
|
| 1 | Rarely | 1015 |
42.3%
|
| 2 | Often | 732 |
30.5%
|
| 3 | Always | 68 |
2.8%
|
| 9 | Don't know | 33 |
1.4%
|
| 998 | Refused | 0 |
0%
|