| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2834 |
77.8%
|
|
| 1 | 636 |
17.5%
|
|
| 2 | 157 |
4.3%
|
|
| 3 | 16 |
0.4%
|
|
| Sysmiss | 4 |