| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 4594 |
56.6%
|
| 1 | Yes | 3483 |
42.9%
|
| 98 | DK | 39 |
0.5%
|
| 88 | NA | 877 | |
| 99 | Missing | 135 |