| Value | Category | Cases | |
|---|---|---|---|
| 0 | 21 |
1.5%
|
|
| 1 | 31 |
2.2%
|
|
| 2 | 139 |
10%
|
|
| 3 | 430 |
30.8%
|
|
| 4 | 775 |
55.5%
|
|
| Sysmiss | 174 |