| Value | Category | Cases | |
|---|---|---|---|
| 0 | 66 |
93%
|
|
| 27 | 1 |
1.4%
|
|
| 29 | 1 |
1.4%
|
|
| 30 | 3 |
4.2%
|
|
| Sysmiss | 82 |