| Value | Category | Cases | |
|---|---|---|---|
| 0 | 186 |
31.8%
|
|
| 1 | 142 |
24.3%
|
|
| 2 | 108 |
18.5%
|
|
| 3 | 41 |
7%
|
|
| 4 | 27 |
4.6%
|
|
| 5 | 46 |
7.9%
|
|
| 6 | 14 |
2.4%
|
|
| 7 | 20 |
3.4%
|
|
| Sysmiss | 1 |