| Value | Category | Cases | |
|---|---|---|---|
| 1 | 13 |
10.9%
|
|
| 2 | 17 |
14.3%
|
|
| 3 | 26 |
21.8%
|
|
| 4 | 63 |
52.9%
|
|
| Sysmiss | 3 |