| Value | Category | Cases | |
|---|---|---|---|
| 1 | 247 |
1%
|
|
| 2 | 925 |
3.8%
|
|
| 3 | 5061 |
20.6%
|
|
| 4 | 18355 |
74.7%
|
|
| Sysmiss | 582 |