| Value | Category | Cases | |
|---|---|---|---|
| 0 | 21 |
2.5%
|
|
| 1 | 170 |
20.5%
|
|
| 2 | 149 |
17.9%
|
|
| 3 | 148 |
17.8%
|
|
| 4 | 74 |
8.9%
|
|
| 5 | 33 |
4%
|
|
| 6 | 236 |
28.4%
|
|
| Sysmiss | 23981 |