| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999. Don't know | 0 |
0%
|
| -997 | -997. Not applicable | 0 |
0%
|
| 0 | 0. No | 4682 |
94.5%
|
| 1 | 1. Yes | 265 |
5.3%
|
| d | 1 |
0%
|
|
| n | 7 |
0.1%
|