| Value | Category | Cases | |
|---|---|---|---|
| 1 | Regularly | 87 |
1.5%
|
| 2 | Often | 227 |
3.8%
|
| 3 | Sometimes | 682 |
11.6%
|
| 4 | Rarely | 1155 |
19.6%
|
| 5 | Never | 3748 |
63.5%
|
| Sysmiss | 3961 |