| Value | Category | Cases | |
|---|---|---|---|
| 0 | 40 |
18.2%
|
|
| 1 | 178 |
80.9%
|
|
| 2 | 2 |
0.9%
|
|
| 99 | Not applicable | 0 |
0%
|
| Sysmiss | 30 |