| Value | Category | Cases | |
|---|---|---|---|
| 0 | 188 |
91.3%
|
|
| 1 | 13 |
6.3%
|
|
| 2 | 4 |
1.9%
|
|
| 4 | 1 |
0.5%
|
|
| Sysmiss | 3 |