| Value | Category | Cases | |
|---|---|---|---|
| 0 | 366 |
52.4%
|
|
| 1 | 202 |
28.9%
|
|
| 2 | 79 |
11.3%
|
|
| 3 | 52 |
7.4%
|
|
| Sysmiss | 871 |