| Value | Category | Cases | |
|---|---|---|---|
| 11 | 226 |
53.2%
|
|
| 77 | 7 |
1.6%
|
|
| 97 | 24 |
5.6%
|
|
| 98 | 35 |
8.2%
|
|
| 99 | 133 |
31.3%
|
|
| Sysmiss | 1699 |