| Value | Category | Cases | |
|---|---|---|---|
| 0 | 145 |
65.3%
|
|
| 1 | 9 |
4.1%
|
|
| 2 | 31 |
14%
|
|
| 3 | 33 |
14.9%
|
|
| 4 | 4 |
1.8%
|
|
| Sysmiss | 2 |