| Value | Category | Cases | |
|---|---|---|---|
| 0 | 148 |
67.3%
|
|
| 1 | 66 |
30%
|
|
| 2 | 2 |
0.9%
|
|
| 99 | Not applicable | 4 |
1.8%
|
| Sysmiss | 30 |