| Value | Category | Cases | |
|---|---|---|---|
| 1 | NEVER | 883 |
1.5%
|
| 2 | SOMETIMES | 30567 |
50.3%
|
| 3 | OFTEN | 29355 |
48.3%
|
| 9 | OMITTED | 0 |
0%
|
| Sysmiss | 591 |