| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 34 |
6.7%
|
| 1 | Yes | 217 |
42.7%
|
| 7 | N/A | 257 |
50.6%
|
| 8 | DK | 0 |
0%
|
| Sysmiss | 4 |