| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1393 |
9.9%
|
|
| 2 | 3644 |
25.8%
|
|
| 3 | 5827 |
41.3%
|
|
| 4 | 3234 |
22.9%
|
|
| Sysmiss | 189 |