| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 18 |
4.1%
|
| 2 | No | 418 |
95.9%
|
| 7 | NZ | 0 |
0%
|
| 8 | BO | 0 |
0%
|
| Sysmiss | 476 |