| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 2 |
0%
|
| -8 | Refused | 6 |
0.1%
|
| -5 | Not Applicable | 0 |
0%
|
| -3 | Missing | 50 |
0.7%
|
| 1 | Yes | 1227 |
16.8%
|
| 2 | No | 6011 |
82.4%
|