| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 2 |
0.4%
|
| 1 | 10 | 31 |
5.8%
|
| 2 | 20 | 494 |
92.2%
|
| 7 | OTHER AMOUNT | 9 |
1.7%
|
| Sysmiss | 17930 |