| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1524 |
9.6%
|
|
| 2 | 4424 |
27.7%
|
|
| 3 | 7334 |
46%
|
|
| 4 | 2669 |
16.7%
|
|
| Sysmiss | 489 |