| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yes | 25989 |
6%
|
| 2 | 2. no | 408607 |
93.8%
|
| 3 | 3. don't know | 42 |
0%
|
| 9 | 9. unspecified | 1067 |
0.2%
|
| Sysmiss | 7011855 |