| Value | Category | Cases | |
|---|---|---|---|
| -9999 | inapplicable | 3356 |
25.8%
|
| -3 | non-response | 0 |
0%
|
| -2 | non response | 2 |
0%
|
| -1 | non response | 0 |
0%
|
| 0 | no | 5593 |
43%
|
| 1 | yes | 4052 |
31.2%
|