| Value | Category | Cases | |
|---|---|---|---|
| -9 | -9. Don't Know | 0 |
0%
|
| -8 | -8. Refused | 0 |
0%
|
| 600 | 1 |
20%
|
|
| 620 | 1 |
20%
|
|
| 1060 | 1 |
20%
|
|
| 1400 | 1 |
20%
|
|
| 1770 | 1 |
20%
|
|
| Sysmiss | 994 |