| Value | Category | Cases | |
|---|---|---|---|
| 1 | 8 |
3.8%
|
|
| 2 | 1 |
0.5%
|
|
| 4 | 144 |
69.2%
|
|
| 5 | 55 |
26.4%
|
|
| Sysmiss | 23 |