| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
11.1%
|
|
| 1 | 12 |
66.7%
|
|
| 2 | 3 |
16.7%
|
|
| 3 | 1 |
5.6%
|
|
| Sysmiss | 1982 |