| Value | Category | Cases | |
|---|---|---|---|
| 0 | 36 |
30%
|
|
| 1 | 34 |
28.3%
|
|
| 2 | 25 |
20.8%
|
|
| 3 | 16 |
13.3%
|
|
| 4 | 5 |
4.2%
|
|
| 5 | 3 |
2.5%
|
|
| 6 | 1 |
0.8%
|
|
| Sysmiss | 2 |