| Value | Category | Cases | |
|---|---|---|---|
| 0 | 8 |
32%
|
|
| 1 | 12 |
48%
|
|
| 2 | 1 |
4%
|
|
| 4 | 3 |
12%
|
|
| 20 | 1 |
4%
|
|
| Sysmiss | 14 |