| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1331 |
16.2%
|
| 1 | Rarely | 625 |
7.6%
|
| 2 | Sometimes | 2054 |
25%
|
| 3 | Often | 4204 |
51.1%
|
| 98 | Don't know | 0 |
0%
|
| 99 | Refuse | 0 |
0%
|
| c | 7 |
0.1%
|
|
| d | 2 |
0%
|