| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 640 |
45.5%
|
| 2 | No | 759 |
53.9%
|
| 3 | 1 |
0.1%
|
|
| 4 | 8 |
0.6%
|
|
| Sysmiss | 844 |