| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 30 |
5.9%
|
| 2 | No | 472 |
92.9%
|
| 3 | 4 |
0.8%
|
|
| 4 | 2 |
0.4%
|
|
| 0 | NR | 635 | |
| 9 | NA | 680 | |
| Sysmiss | 1177 |