| Value | Category | Cases | |
|---|---|---|---|
| 1 | 168 |
18.8%
|
|
| 2 | 74 |
8.3%
|
|
| 3 | 113 |
12.6%
|
|
| 4 | 539 |
60.3%
|
|
| Sysmiss | 1 |