| Value | Category | Cases | |
|---|---|---|---|
| 1 | 466 |
1.9%
|
|
| 2 | 1255 |
5.1%
|
|
| 3 | 1513 |
6.2%
|
|
| 4 | 21354 |
86.8%
|
|
| Sysmiss | 582 |