| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 20 |
80%
|
| 2 | No | 2 |
8%
|
| 8 | 3 |
12%
|
|
| 0 | NR | 1601 | |
| 9 | NA | 0 | |
| Sysmiss | 1374 |