| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 |
20%
|
|
| 3 | 2 |
20%
|
|
| 5 | 2 |
20%
|
|
| 6 | 2 |
20%
|
|
| 11 | 2 |
20%
|
|
| 99 | 99. Don't know | 0 |
0%
|
| Sysmiss | 912 |