| Value | Category | Cases | |
|---|---|---|---|
| 0 | 22 |
6.9%
|
|
| 1 | 28 |
8.8%
|
|
| 2 | 46 |
14.5%
|
|
| 3 | 39 |
12.3%
|
|
| 4 | 21 |
6.6%
|
|
| 5 | 26 |
8.2%
|
|
| 6 | 67 |
21.1%
|
|
| 7 | 68 |
21.5%
|
|
| Sysmiss | 1683 |