| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0. not applicable | 1182092 |
34.3%
|
| 1 | 1. yes | 86377 |
2.5%
|
| 2 | 2. no | 2178375 |
63.2%
|
| Sysmiss | 4000716 |