| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 58 |
8.6%
|
| 1 | Yes | 561 |
83.6%
|
| 98 | DK | 48 |
7.2%
|
| 99 | RA | 4 |
0.6%
|
| Sysmiss | 2388 |