| Value | Category | Cases | |
|---|---|---|---|
| 1 | 640 |
12.9%
|
|
| 2 | 967 |
19.5%
|
|
| 3 | 1429 |
28.8%
|
|
| 4 | 1923 |
38.8%
|
|
| Sysmiss | 1598 |