| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 25 |
0.9%
|
| -8 | Refused | 5 |
0.2%
|
| -5 | Not Applicable | 0 |
0%
|
| -3 | Missing | 0 |
0%
|
| 1 | Yes | 116 |
4.3%
|
| 2 | No | 2564 |
94.6%
|
| Sysmiss | 4 |