| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1641 |
42.1%
|
|
| 2 | 995 |
25.5%
|
|
| 3 | 1128 |
28.9%
|
|
| 4 | 138 |
3.5%
|
|
| Sysmiss | 30910 |