| Value | Category | Cases | |
|---|---|---|---|
| 1 | 3132 |
17.6%
|
|
| 2 | 4899 |
27.5%
|
|
| 3 | 6269 |
35.2%
|
|
| 9 | 3501 |
19.7%
|
|
| Sysmiss | 152 |