| Value | Category | Cases | |
|---|---|---|---|
| 0 | NR | 101 |
1.2%
|
| 1 | yes | 111 |
1.3%
|
| 2 | no | 8554 |
97.5%
|
| 9 | Invalid | 8 |
0.1%
|
| Sysmiss | 181 |