| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1866 |
40.1%
|
|
| 2 | 1472 |
31.7%
|
|
| 3 | 901 |
19.4%
|
|
| 4 | 410 |
8.8%
|
|
| Sysmiss | 18833 |