| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, PRESENT | 2133 |
20.5%
|
| 2 | NO, NOT PRESENT | 5000 |
48%
|
| 9 | NO RESPONSE | 12 |
0.1%
|
| Sysmiss | 3268 |
31.4%
|