| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 0 |
0%
|
| -8 | Refused | 20 |
0.1%
|
| -5 | Not Applicable | 0 |
0%
|
| -3 | Missing | 1 |
0%
|
| 1 | Yes | 681 |
3.6%
|
| 2 | No | 17995 |
96.2%
|
| Sysmiss | 3769 |