| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6428 |
77.6%
|
|
| 2 | 1214 |
14.7%
|
|
| 3 | 326 |
3.9%
|
|
| 4 | 311 |
3.8%
|
|
| Sysmiss | 158 |