| Value | Category | Cases | |
|---|---|---|---|
| 0 | 211 |
67.4%
|
|
| 1 | 98 |
31.3%
|
|
| 2 | 2 |
0.6%
|
|
| 4 | 2 |
0.6%
|
|
| Sysmiss | 6866 |