| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1548 |
67.5%
|
| 2 | Seldom | 436 |
19%
|
| 3 | Frequently | 183 |
8%
|
| 4 | Always | 128 |
5.6%
|
| Sysmiss | 20151 |