| Value | Category | Cases | |
|---|---|---|---|
| 1 | NEVER | 51100 |
84%
|
| 2 | SOMETIMES | 5004 |
8.2%
|
| 3 | OFTEN | 4701 |
7.7%
|
| 9 | OMITTED | 0 |
0%
|
| Sysmiss | 591 |