| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
4.9%
|
|
| 1 | 33 |
40.7%
|
|
| 2 | 2 |
2.5%
|
|
| 3 | 13 |
16%
|
|
| 4 | 2 |
2.5%
|
|
| 7 | 8 |
9.9%
|
|
| 8 | 19 |
23.5%
|
|
| Sysmiss | 2169 |