| Value | Category | Cases | |
|---|---|---|---|
| 0 | 509 |
74.7%
|
|
| 1 | 130 |
19.1%
|
|
| 2 | 32 |
4.7%
|
|
| 3 | 10 |
1.5%
|
|
| Sysmiss | 1464 |