| Value | Category | Cases | |
|---|---|---|---|
| 1 | 548 |
4.2%
|
|
| 2 | 2924 |
22.5%
|
|
| 3 | 6835 |
52.7%
|
|
| 4 | 2669 |
20.6%
|
|
| Sysmiss | 3594 |