| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
0%
|
|
| 1 | Never | 9608 |
88.3%
|
| 2 | Rarely | 511 |
4.7%
|
| 3 | Sometimes | 458 |
4.2%
|
| 4 | Often | 135 |
1.2%
|
| 5 | Regularly | 102 |
0.9%
|
| 7 | NA | 59 |
0.5%
|
| Sysmiss | 41 |