| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2566 |
14.3%
|
|
| 2 | 8556 |
47.8%
|
|
| 3 | 3289 |
18.4%
|
|
| 4 | 667 |
3.7%
|
|
| 9 | 2839 |
15.8%
|
|
| Sysmiss | 124 |