| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 474 |
92.8%
|
| 1 | Yes | 37 |
7.2%
|
| 7 | N/A | 0 |
0%
|
| 8 | DK | 0 |
0%
|
| Sysmiss | 1 |