| Value | Category | Cases | |
|---|---|---|---|
| 1 | 497 |
3.8%
|
|
| 2 | 2831 |
21.8%
|
|
| 3 | 6913 |
53.3%
|
|
| 4 | 2736 |
21.1%
|
|
| Sysmiss | 3593 |