| Value | Category | Cases | |
|---|---|---|---|
| 0 | 55 |
45.1%
|
|
| 1 | 14 |
11.5%
|
|
| 2 | 4 |
3.3%
|
|
| 3 | 19 |
15.6%
|
|
| 4 | 1 |
0.8%
|
|
| 7 | 17 |
13.9%
|
|
| 8 | 12 |
9.8%
|
|
| Sysmiss | 2516 |