| Value | Category | Cases | |
|---|---|---|---|
| -99 | DK | 0 |
0%
|
| -88 | Missing | 0 |
0%
|
| -77 | NA | 1 |
0%
|
| 1 | YES | 1250 |
40.1%
|
| 2 | NO | 1869 |
59.9%
|
| Sysmiss | 900 |