| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.1%
|
|
| 1 | Yes | 828 |
96.5%
|
| 2 | No | 28 |
3.3%
|
| 7 | NZ | 1 |
0.1%
|
| 8 | BO | 0 |
0%
|
| Sysmiss | 20918 |