| Value | Category | Cases | |
|---|---|---|---|
| 8 | 1 |
20%
|
|
| 9 | 1 |
20%
|
|
| 20 | 1 |
20%
|
|
| 21 | 1 |
20%
|
|
| 30 | 1 |
20%
|
|
| 97 | inconsistent | 0 |
0%
|
| 98 | dk | 0 |
0%
|
| Sysmiss | 5416 |