| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5361 |
17.7%
|
|
| 2 | 3356 |
11.1%
|
|
| 3 | 758 |
2.5%
|
|
| 4 | 20813 |
68.7%
|
|
| Sysmiss | 21971 |