| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0. Not applicable | 324905 |
94.9%
|
| 1 | 1. Dont know | 8538 |
2.5%
|
| 2 | 2. Refused | 9027 |
2.6%
|
| Sysmiss | 5680078 |