| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4549 |
78.8%
|
|
| 2 | 1091 |
18.9%
|
|
| 3 | 95 |
1.6%
|
|
| 4 | 40 |
0.7%
|
|
| Sysmiss | 19809 |