| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
13.9%
|
|
| 1 | 59 |
74.7%
|
|
| 2 | 6 |
7.6%
|
|
| 3 | 3 |
3.8%
|
|
| Sysmiss | 52 |