| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 |
1%
|
|
| 2 | 4 |
1.9%
|
|
| 3 | 5 |
2.4%
|
|
| 4 | 198 |
94.7%
|
|
| Sysmiss | 536 |