| Value | Category | Cases | |
|---|---|---|---|
| 0 | 38 |
49.4%
|
|
| 1 | 3 |
3.9%
|
|
| 3 | 35 |
45.5%
|
|
| 7 | 1 |
1.3%
|
|
| Sysmiss | 1874 |