| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Yes | 173490 |
5.7%
|
| 2 | 2. No | 2852796 |
94.2%
|
| 3 | 3. Do not know | 3670 |
0.1%
|
| Sysmiss | 1388638 |