| Value | Category | Cases | |
|---|---|---|---|
| 1 | NEVER | 3884 |
6.4%
|
| 2 | SOMETIMES | 38672 |
63.6%
|
| 3 | OFTEN | 18249 |
30%
|
| 9 | OMITTED | 0 |
0%
|
| Sysmiss | 591 |