| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 6062 |
73.7%
|
| 1 | Rarely | 658 |
8%
|
| 2 | Sometimes | 985 |
12%
|
| 3 | Often | 509 |
6.2%
|
| 98 | Don't know | 0 |
0%
|
| 99 | Refuse | 0 |
0%
|
| c | 6 |
0.1%
|
|
| d | 3 |
0%
|