| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
0%
|
|
| 1 | YES | 6698 |
80%
|
| 2 | NO | 1666 |
19.9%
|
| 12 | 2 |
0%
|
|
| 22 | 2 |
0%
|
|
| 99 | 2 |
0%
|
|
| Sysmiss | 36688 |