| Value | Category | Cases | |
|---|---|---|---|
| 0 | 137 |
43.9%
|
|
| 1 | 41 |
13.1%
|
|
| 2 | 49 |
15.7%
|
|
| 3 | 59 |
18.9%
|
|
| 4 | 16 |
5.1%
|
|
| 5 | 4 |
1.3%
|
|
| 6 | 6 |
1.9%
|
|
| Sysmiss | 50 |