| Value | Category | Cases | |
|---|---|---|---|
| 0 | 161 |
52.4%
|
|
| 1 | 37 |
12.1%
|
|
| 3 | 84 |
27.4%
|
|
| 99 | 25 |
8.1%
|
|
| Sysmiss | 197 |