| Value | Category | Cases | |
|---|---|---|---|
| 1 | 278 |
27.3%
|
|
| 2 | 278 |
27.3%
|
|
| 3 | 264 |
25.9%
|
|
| 4 | 198 |
19.4%
|
|
| Sysmiss | 13 |