| Value | Category | Cases | |
|---|---|---|---|
| 0 | 181 |
89.2%
|
|
| 1 | 17 |
8.4%
|
|
| 2 | 4 |
2%
|
|
| 3 | 1 |
0.5%
|
|
| Sysmiss | 6 |