| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
7.5%
|
|
| 1 | 11 |
27.5%
|
|
| 2 | 11 |
27.5%
|
|
| 3 | 8 |
20%
|
|
| 5 | 3 |
7.5%
|
|
| 6 | 2 |
5%
|
|
| 10 | 1 |
2.5%
|
|
| 16 | 1 |
2.5%
|
|
| Sysmiss | 2231 |