| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9 |
0.2%
|
|
| 1 | Yes | 39 |
0.7%
|
| 2 | No | 5703 |
98.9%
|
| 77 | 11 |
0.2%
|
|
| 88 | 4 |
0.1%
|
|
| Sysmiss | 2809 |