| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 136 |
2.1%
|
| 2 | No | 6254 |
96.9%
|
| 8 | 60 |
0.9%
|
|
| 9 | 2 |
0%
|
|
| Sysmiss | 5 |