| Value | Category | Cases | |
|---|---|---|---|
| 1 | 577 |
62.6%
|
|
| 2 | 57 |
6.2%
|
|
| 3 | 166 |
18%
|
|
| 9 | 121 |
13.1%
|
|
| Sysmiss | 1 |