| Value | Category | Cases | |
|---|---|---|---|
| 1 | 535 |
3.9%
|
|
| 2 | 3004 |
22.2%
|
|
| 3 | 7550 |
55.7%
|
|
| 4 | 2466 |
18.2%
|
|
| Sysmiss | 732 |