| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 843 |
35.1%
|
| 1 | Rarely | 697 |
29.1%
|
| 2 | Often | 438 |
18.3%
|
| 3 | Always | 156 |
6.5%
|
| 9 | Don't know | 265 |
11%
|
| 998 | Refused | 0 |
0%
|