| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yes | 2693 |
61.8%
|
| 2 | 2. no | 1648 |
37.8%
|
| 77 | 77. d/r | 0 |
0%
|
| 99 | 99. missing | 20 |
0.5%
|
| Sysmiss | 177 |