| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1906 |
43.3%
|
|
| 2 | 722 |
16.4%
|
|
| 7 | 1773 |
40.3%
|
|
| 9 | 3 |
0.1%
|
|
| Sysmiss | 4 |