| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yes | 618 |
14.2%
|
| 2 | 2. no | 3686 |
84.5%
|
| 77 | 77. d/r | 0 |
0%
|
| 99 | 99. missing | 57 |
1.3%
|
| Sysmiss | 177 |