| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7 |
12.3%
|
|
| 1 | 18 |
31.6%
|
|
| 2 | 17 |
29.8%
|
|
| 3 | 5 |
8.8%
|
|
| 4 | 6 |
10.5%
|
|
| 5 | 2 |
3.5%
|
|
| 12 | 2 |
3.5%
|
|
| Sysmiss | 1894 |