| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1748 |
90.4%
|
|
| 1 | 139 |
7.2%
|
|
| 2 | 21 |
1.1%
|
|
| 4 | 25 |
1.3%
|
|
| Sysmiss | 2605 |