| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1112 |
8.8%
|
|
| 2 | 3523 |
27.8%
|
|
| 3 | 5834 |
46%
|
|
| 4 | 2221 |
17.5%
|
|
| Sysmiss | 3880 |