| Value | Category | Cases | |
|---|---|---|---|
| 0 | 442 |
63.2%
|
|
| 1 | 191 |
27.3%
|
|
| 2 | 52 |
7.4%
|
|
| 3 | 14 |
2%
|
|
| Sysmiss | 871 |