| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yes | 1208 |
26.9%
|
| 2 | 2. no | 3055 |
67.9%
|
| 77 | 77. d/r | 0 |
0%
|
| 99 | 99. missing | 235 |
5.2%
|
| Sysmiss | 40 |