| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18 |
0.8%
|
|
| 2 | 141 |
6.1%
|
|
| 3 | 246 |
10.6%
|
|
| 4 | 660 |
28.4%
|
|
| 5 | 907 |
39%
|
|
| 6 | 352 |
15.1%
|
|
| Sysmiss | 668 |