| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
0%
|
|
| 1 | YES | 3442 |
41.1%
|
| 2 | NO | 4920 |
58.8%
|
| 22 | 3 |
0%
|
|
| 99 | 2 |
0%
|
|
| Sysmiss | 36690 |