| Value | Category | Cases | |
|---|---|---|---|
| 1 | 12 |
1%
|
|
| 2 | 33 |
2.8%
|
|
| 3 | 452 |
38%
|
|
| 4 | 653 |
54.9%
|
|
| 5 | 5 |
0.4%
|
|
| 6 | 31 |
2.6%
|
|
| 7 | 4 |
0.3%
|
|
| Sysmiss | 642 |