| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Yes | 2506 |
0.6%
|
| 2 | 2. No | 430438 |
99.2%
|
| 3 | 3. Don't know | 27 |
0%
|
| 9 | 9. Unspecified | 1122 |
0.3%
|
| Sysmiss | 5588455 |