| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yes | 26901 |
6.2%
|
| 2 | 2. no | 403796 |
93.5%
|
| 3 | 3. do not know | 1089 |
0.3%
|
| 8 | 8. not applicable | 0 |
0%
|
| 9 | 9. unspecified | 0 |
0%
|
| Sysmiss | 2016264 |