| Value | Category | Cases | |
|---|---|---|---|
| 0 | 197 |
78.8%
|
|
| 1 | 4 |
1.6%
|
|
| 2 | 15 |
6%
|
|
| 3 | 34 |
13.6%
|
|
| Sysmiss | 2697 |