| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
2.5%
|
|
| 2 | 9 |
22.5%
|
|
| 3 | 2 |
5%
|
|
| 4 | 15 |
37.5%
|
|
| 5 | 1 |
2.5%
|
|
| 6 | 10 |
25%
|
|
| 7 | 2 |
5%
|
|
| Sysmiss | 1823 |