| Value | Category | Cases | |
|---|---|---|---|
| 1 | 550 |
29.4%
|
|
| 2 | 211 |
11.3%
|
|
| 3 | 403 |
21.5%
|
|
| 4 | 707 |
37.8%
|
|
| Sysmiss | 913 |