| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2640 |
87.1%
|
|
| 1 | 26 |
0.9%
|
|
| 2 | 119 |
3.9%
|
|
| 3 | 247 |
8.1%
|
|
| Sysmiss | 1048 |