| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 |
0.5%
|
|
| 1 | 86 |
6.8%
|
|
| 2 | 226 |
17.7%
|
|
| 3 | 178 |
14%
|
|
| 4 | 778 |
61.1%
|
|
| Sysmiss | 13477 |