| Value | Category | Cases | |
|---|---|---|---|
| 1 | NEVER | 54928 |
90.3%
|
| 2 | SOMETIMES | 4241 |
7%
|
| 3 | OFTEN | 1636 |
2.7%
|
| 9 | OMITTED | 0 |
0%
|
| Sysmiss | 591 |