| Value | Category | Cases | |
|---|---|---|---|
| 0 | 162 |
96.4%
|
|
| 2 | 3 |
1.8%
|
|
| 4 | 2 |
1.2%
|
|
| 10 | 1 |
0.6%
|
|
| Sysmiss | 1828 |