| Value | Category | Cases | |
|---|---|---|---|
| 0 | 15 |
3.1%
|
|
| 1 | 154 |
31.6%
|
|
| 2 | 129 |
26.4%
|
|
| 3 | 66 |
13.5%
|
|
| 4 | 36 |
7.4%
|
|
| 5 | 13 |
2.7%
|
|
| 6 | 75 |
15.4%
|
|
| Sysmiss | 24001 |