| Value | Category | Cases | |
|---|---|---|---|
| 1 | 136 |
6.3%
|
|
| 2 | 289 |
13.5%
|
|
| 3 | 853 |
39.7%
|
|
| 4 | 868 |
40.4%
|
|
| Sysmiss | 17 |