| Value | Category | Cases | |
|---|---|---|---|
| 0 | 27 |
90%
|
|
| 1 | 1 |
3.3%
|
|
| 2 | 1 |
3.3%
|
|
| 8 | 1 |
3.3%
|
|
| Sysmiss | 203 |