| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Often | 22 |
1.8%
|
| 2 | Occasionally | 108 |
9%
|
| 3 | Rarely | 154 |
12.8%
|
| 4 | Never | 309 |
25.8%
|
| 8 | Refused to answer | 267 |
22.3%
|
| 9 | Don’t know | 340 |
28.3%
|