| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 770 |
19.8%
|
| 2 | No | 3110 |
80.2%
|
| 7 | NZ | 0 |
0%
|
| 8 | BO | 0 |
0%
|
| Sysmiss | 1522 |