| Value | Category | Cases | |
|---|---|---|---|
| 1 | NEVER | 38867 |
63.9%
|
| 2 | SOMETIMES | 20172 |
33.2%
|
| 3 | OFTEN | 1766 |
2.9%
|
| 9 | OMITTED | 0 |
0%
|
| Sysmiss | 591 |