| Value | Category | Cases | |
|---|---|---|---|
| 0 | 156 |
75%
|
|
| 1 | 41 |
19.7%
|
|
| 2 | 10 |
4.8%
|
|
| 3 | 1 |
0.5%
|
|
| Sysmiss | 1 |