| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
7.9%
|
|
| 1 | 13 |
9.4%
|
|
| 2 | 77 |
55.4%
|
|
| 3 | 26 |
18.7%
|
|
| 4 | 9 |
6.5%
|
|
| 5 | 3 |
2.2%
|
|
| Sysmiss | 106 |