| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 |
19.4%
|
|
| 1 | 23 |
74.2%
|
|
| 2 | 1 |
3.2%
|
|
| 3 | 1 |
3.2%
|
|
| Sysmiss | 4172 |