| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
1%
|
|
| 1 | 10 |
5.2%
|
|
| 2 | 29 |
14.9%
|
|
| 3 | 36 |
18.6%
|
|
| 4 | 117 |
60.3%
|
|
| Sysmiss | 2621 |