| Value | Category | Cases | |
|---|---|---|---|
| 1 | 160 |
9.1%
|
|
| 2 | 399 |
22.6%
|
|
| 3 | 725 |
41.1%
|
|
| 4 | 481 |
27.3%
|
|
| Sysmiss | 398 |