| Value | Category | Cases | |
|---|---|---|---|
| 0 | 909 |
87%
|
|
| 1 | 30 |
2.9%
|
|
| 2 | 53 |
5.1%
|
|
| 3 | 53 |
5.1%
|
|
| Sysmiss | 1957 |