| Value | Category | Cases | |
|---|---|---|---|
| 0 | 31 |
2.5%
|
|
| 1 | 188 |
15.4%
|
|
| 2 | 165 |
13.5%
|
|
| 3 | 162 |
13.2%
|
|
| 4 | 123 |
10.1%
|
|
| 5 | 56 |
4.6%
|
|
| 6 | 498 |
40.7%
|
|
| Sysmiss | 23589 |