| Value | Category | Cases | |
|---|---|---|---|
| 2556 | 100 |
0.6%
|
|
| 2557 | 460 |
2.9%
|
|
| 2558 | 263 |
1.7%
|
|
| 9998 | DK | 28 |
0.2%
|
| Sysmiss | 14756 |
94.5%
|