| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
0.5%
|
|
| 1 | 305 |
55.5%
|
|
| 2 | 233 |
42.4%
|
|
| 3 | 9 |
1.6%
|
|
| Sysmiss | 1732 |