| Value | Category | Cases | |
|---|---|---|---|
| 1 | NEVER | 8901 |
14.6%
|
| 2 | SOMETIMES | 36083 |
59.3%
|
| 3 | OFTEN | 15821 |
26%
|
| 9 | OMITTED | 0 |
0%
|
| Sysmiss | 591 |