| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 85 |
3.6%
|
| 1 | Rarely | 406 |
17.2%
|
| 2 | Often | 860 |
36.4%
|
| 3 | Always | 943 |
39.9%
|
| 9 | Don't know | 69 |
2.9%
|
| 998 | Refused | 0 |
0%
|