| Value | Category | Cases | |
|---|---|---|---|
| 0 | 36 |
20.8%
|
|
| 1 | 43 |
24.9%
|
|
| 2 | 40 |
23.1%
|
|
| 3 | 32 |
18.5%
|
|
| 4 | 12 |
6.9%
|
|
| 5 | 5 |
2.9%
|
|
| 6 | 3 |
1.7%
|
|
| 7 | 2 |
1.2%
|
|
| Sysmiss | 116 |