| Value | Category | Cases | |
|---|---|---|---|
| 0 | 163 |
23.4%
|
|
| 1 | 58 |
8.3%
|
|
| 2 | 133 |
19.1%
|
|
| 3 | 120 |
17.2%
|
|
| 4 | 43 |
6.2%
|
|
| 5 | 54 |
7.7%
|
|
| 6 | 27 |
3.9%
|
|
| 7 | 100 |
14.3%
|
|
| Sysmiss | 553 |