| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1163 |
8.6%
|
|
| 2 | 3924 |
28.9%
|
|
| 3 | 6384 |
47.1%
|
|
| 4 | 2084 |
15.4%
|
|
| Sysmiss | 732 |