| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1529 |
18.9%
|
|
| 2 | 4163 |
51.5%
|
|
| 3 | 1540 |
19.1%
|
|
| 4 | 551 |
6.8%
|
|
| 8 | 300 |
3.7%
|
|
| Sysmiss | 51 |