| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999. Don't know | 0 |
0%
|
| -997 | -997. Not applicable | 0 |
0%
|
| 0 | 0. No | 3988 |
80.5%
|
| 1 | 1. Yes | 957 |
19.3%
|
| n | 10 |
0.2%
|