| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1751 |
88.4%
|
|
| 1 | 113 |
5.7%
|
|
| 2 | 29 |
1.5%
|
|
| 3 | 88 |
4.4%
|
|
| Sysmiss | 1021 |