| Value | Category | Cases | |
|---|---|---|---|
| 1 | 34 |
10.5%
|
|
| 2 | 279 |
85.8%
|
|
| 3 | 7 |
2.2%
|
|
| 4 | 5 |
1.5%
|
|
| Sysmiss | 1 |