| Value | Category | Cases | |
|---|---|---|---|
| 0 | 716 |
90.6%
|
|
| 1 | 57 |
7.2%
|
|
| 2 | 11 |
1.4%
|
|
| 3 | 6 |
0.8%
|
|
| Sysmiss | 905 |