| Value | Category | Cases | |
|---|---|---|---|
| 1 | 497 |
28.6%
|
|
| 2 | 700 |
40.3%
|
|
| 3 | 303 |
17.4%
|
|
| 4 | 239 |
13.7%
|
|
| Sysmiss | 424 |