| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 1431 |
97.6%
|
| 2 | No | 33 |
2.3%
|
| 6 | 1 |
0.1%
|
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 405 |