| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
0%
|
|
| 1 | Yes | 4343 |
53.6%
|
| 2 | No | 3217 |
39.7%
|
| 3 | 1 |
0%
|
|
| 8 | DK | 85 |
1%
|
| 9 | Missing | 448 |
5.5%
|
| Sysmiss | 14416 |