| Value | Category | Cases | |
|---|---|---|---|
| 2 | 2 |
0.9%
|
|
| 3 | 11 |
5%
|
|
| 4 | 24 |
11%
|
|
| 5 | 55 |
25.1%
|
|
| 6 | 68 |
31.1%
|
|
| 7 | 42 |
19.2%
|
|
| 8 | 17 |
7.8%
|
|
| Sysmiss | 87 |