| Value | Category | Cases | |
|---|---|---|---|
| 1 | 39 |
4.1%
|
|
| 2 | 20 |
2.1%
|
|
| 3 | 18 |
1.9%
|
|
| 4 | 877 |
91.9%
|
|
| Sysmiss | 8 |