| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1801 |
47.4%
|
|
| 3 | 461 |
12.1%
|
|
| 8 | 1339 |
35.3%
|
|
| 9 | 197 |
5.2%
|
|
| Sysmiss | 3497 |