| Value | Category | Cases | |
|---|---|---|---|
| 1 | 858 |
3.5%
|
|
| 2 | 1266 |
5.1%
|
|
| 3 | 2083 |
8.5%
|
|
| 4 | 20381 |
82.9%
|
|
| Sysmiss | 582 |