| Value | Category | Cases | |
|---|---|---|---|
| 0 | 155 |
10.2%
|
|
| 1 | 215 |
14.2%
|
|
| 2 | 75 |
4.9%
|
|
| 3 | 349 |
23%
|
|
| 4 | 430 |
28.3%
|
|
| 5 | 133 |
8.8%
|
|
| 6 | 162 |
10.7%
|
|
| Sysmiss | 44 |