| Value | Category | Cases | |
|---|---|---|---|
| 10 | 1 |
4.5%
|
|
| 11 | 1 |
4.5%
|
|
| 12 | 20 |
90.9%
|
|
| 99 | 99. Don't know | 0 |
0%
|
| Sysmiss | 77 |