| Value | Category | Cases | |
|---|---|---|---|
| 0 | 56 |
44.4%
|
|
| 1 | 47 |
37.3%
|
|
| 2 | 13 |
10.3%
|
|
| 3 | 7 |
5.6%
|
|
| 4 | 2 |
1.6%
|
|
| 5 | 1 |
0.8%
|
|
| Sysmiss | 124 |