| Value | Category | Cases | |
|---|---|---|---|
| 0 | 22 |
5.7%
|
|
| 2 | 175 |
45.2%
|
|
| 3 | 26 |
6.7%
|
|
| 4 | 79 |
20.4%
|
|
| 6 | 85 |
22%
|
|
| Sysmiss | 8188 |