| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 17 |
0.2%
|
| -7 | DON'T KNOW | 1768 |
16.6%
|
| 1 | YES | 7174 |
67.2%
|
| 2 | NO | 1718 |
16.1%
|