| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1595 |
66.3%
|
| 1 | Rarely | 375 |
15.6%
|
| 2 | Often | 132 |
5.5%
|
| 3 | Always | 97 |
4%
|
| 9 | Don't know | 208 |
8.6%
|
| 998 | Refused | 0 |
0%
|