| Value | Category | Cases | |
|---|---|---|---|
| 0 | 45 |
38.5%
|
|
| 1 | 41 |
35%
|
|
| 2 | 17 |
14.5%
|
|
| 3 | 8 |
6.8%
|
|
| 4 | 3 |
2.6%
|
|
| 6 | 2 |
1.7%
|
|
| 9 | 1 |
0.9%
|
|
| Sysmiss | 114 |