| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3463 |
88.7%
|
|
| 1 | 77 |
2%
|
|
| 2 | 195 |
5%
|
|
| 3 | 170 |
4.4%
|
|
| Sysmiss | 3066 |