| Value | Category | Cases | |
|---|---|---|---|
| 1 | 29 |
2%
|
|
| 2 | 45 |
3.1%
|
|
| 3 | 504 |
34.7%
|
|
| 4 | 874 |
60.2%
|
|
| Sysmiss | 28 |