| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 |
38.8%
|
|
| 1 | 16 |
32.7%
|
|
| 2 | 8 |
16.3%
|
|
| 3 | 4 |
8.2%
|
|
| 7 | 2 |
4.1%
|
|
| Sysmiss | 1902 |