| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1138 |
51.7%
|
|
| 1 | 781 |
35.5%
|
|
| 2 | 263 |
11.9%
|
|
| 8 | 20 |
0.9%
|
|
| Sysmiss | 48 |