| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.1%
|
|
| 1 | Yes | 308 |
38%
|
| 2 | No | 500 |
61.7%
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 11 |