| Value | Category | Cases | |
|---|---|---|---|
| 1 | First | 1609 |
28.9%
|
| 2 | Second | 1706 |
30.7%
|
| 3 | Third | 1327 |
23.8%
|
| 4 | Fourth | 922 |
16.6%
|
| Sysmiss | 159 |