| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 628 |
98.9%
|
| 5 | 5 |
0.8%
|
|
| 7 | Missing | 0 |
0%
|
| 9 | DK | 2 |
0.3%
|
| Sysmiss | 6631 |