| Value | Category | Cases | |
|---|---|---|---|
| 0 | 32 |
35.6%
|
|
| 1 | 27 |
30%
|
|
| 2 | 19 |
21.1%
|
|
| 3 | 8 |
8.9%
|
|
| 4 | 3 |
3.3%
|
|
| 6 | 1 |
1.1%
|
|
| Sysmiss | 2181 |