| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 475 |
84.1%
|
| 2 | No | 77 |
13.6%
|
| 7 | Missing | 9 |
1.6%
|
| 9 | DK | 4 |
0.7%
|
| Sysmiss | 2139 |