| Value | Category | Cases | |
|---|---|---|---|
| 1 | 31 |
1.4%
|
|
| 2 | 57 |
2.7%
|
|
| 3 | 614 |
28.7%
|
|
| 4 | 1441 |
67.2%
|
|
| Sysmiss | 20 |