| Value | Category | Cases | |
|---|---|---|---|
| 0 | 22 |
22%
|
|
| 1 | 29 |
29%
|
|
| 2 | 23 |
23%
|
|
| 3 | 19 |
19%
|
|
| 4 | 7 |
7%
|
|
| Sysmiss | 2 |