| Value | Category | Cases | |
|---|---|---|---|
| -99 | DK | 15 |
1%
|
| -88 | Missing | 0 |
0%
|
| -77 | NA | 0 |
0%
|
| 1 | Yes | 297 |
18.9%
|
| 2 | No | 1262 |
80.2%
|