| Value | Category | Cases | |
|---|---|---|---|
| 0 | 64 |
24.7%
|
|
| 1 | 18 |
6.9%
|
|
| 2 | 108 |
41.7%
|
|
| 3 | 36 |
13.9%
|
|
| 4 | 4 |
1.5%
|
|
| 6 | 29 |
11.2%
|
|
| Sysmiss | 25 |