| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1428 |
17.7%
|
|
| 2 | 3760 |
46.5%
|
|
| 3 | 1558 |
19.3%
|
|
| 4 | 741 |
9.2%
|
|
| 8 | 596 |
7.4%
|
|
| Sysmiss | 51 |