| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1182092 |
26%
|
|
| 1 | 1. yes | 621910 |
13.7%
|
| 2 | 2. no | 2330059 |
51.2%
|
| 8 | 8. not applicable | 359223 |
7.9%
|
| 9 | 9. unspecified | 57881 |
1.3%
|
| Sysmiss | 2896395 |