| Value | Category | Cases | |
|---|---|---|---|
| 0 | 33 |
10.7%
|
|
| 1 | 206 |
67.1%
|
|
| 3 | 21 |
6.8%
|
|
| 99 | 47 |
15.3%
|
|
| Sysmiss | 197 |