| Value | Category | Cases | |
|---|---|---|---|
| 1 | 289 |
37.5%
|
|
| 2 | 428 |
55.6%
|
|
| 3 | 33 |
4.3%
|
|
| 4 | 20 |
2.6%
|
|
| Sysmiss | 976 |