| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 2201 |
11.5%
|
| 2 | No | 16957 |
88.5%
|
| 3 | 3 |
0%
|
|
| 4 | 1 |
0%
|
|
| Sysmiss | 636 |