| Value | Category | Cases | |
|---|---|---|---|
| 0 | 67 |
61.5%
|
|
| 2 | 8 |
7.3%
|
|
| 3 | 1 |
0.9%
|
|
| 4 | 22 |
20.2%
|
|
| 5 | 3 |
2.8%
|
|
| 6 | 2 |
1.8%
|
|
| 8 | 6 |
5.5%
|
|
| Sysmiss | 16 |