| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1120 |
13.6%
|
| 1 | Rarely | 572 |
7%
|
| 2 | Sometimes | 1911 |
23.2%
|
| 3 | Often | 4614 |
56.1%
|
| 98 | Don't know | 0 |
0%
|
| 99 | Refuse | 0 |
0%
|
| c | 5 |
0.1%
|
|
| d | 1 |
0%
|