| Value | Category | Cases | |
|---|---|---|---|
| 0 | 38 |
77.6%
|
|
| 2 | 5 |
10.2%
|
|
| 3 | 5 |
10.2%
|
|
| 7 | 1 |
2%
|
|
| Sysmiss | 50 |