| Value | Category | Cases | |
|---|---|---|---|
| 1 | 683 |
4.8%
|
|
| 2 | 3355 |
23.5%
|
|
| 3 | 7398 |
51.9%
|
|
| 4 | 2829 |
19.8%
|
|
| Sysmiss | 2175 |