| Value | Category | Cases | |
|---|---|---|---|
| 0 | 202 |
9.1%
|
|
| 1 | 752 |
33.9%
|
|
| 2 | 800 |
36.1%
|
|
| 3 | 464 |
20.9%
|
|
| Sysmiss | 11 |