| Value | Category | Cases | |
|---|---|---|---|
| 0 | 32 |
4.6%
|
|
| 1 | 52 |
7.5%
|
|
| 2 | 132 |
19%
|
|
| 3 | 138 |
19.8%
|
|
| 4 | 62 |
8.9%
|
|
| 5 | 78 |
11.2%
|
|
| 6 | 36 |
5.2%
|
|
| 7 | 166 |
23.9%
|
|
| Sysmiss | 555 |