| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
1.8%
|
|
| 2 | 24 |
42.1%
|
|
| 3 | 11 |
19.3%
|
|
| 4 | 21 |
36.8%
|
|
| Sysmiss | 140 |