| Value | Category | Cases | |
|---|---|---|---|
| 1 | 3005 |
16.5%
|
|
| 2 | 7889 |
43.4%
|
|
| 3 | 3261 |
17.9%
|
|
| 4 | 233 |
1.3%
|
|
| 9 | 3786 |
20.8%
|
|
| Sysmiss | 145 |