| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yes | 424107 |
20.9%
|
| 2 | 2. no | 736369 |
36.3%
|
| 8 | 8. not applicable | 867532 |
42.8%
|
| 9 | 9. unspecified | 0 |
0%
|
| Sysmiss | 420042 |