| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 0 |
0%
|
| 2 | No | 10 |
1.4%
|
| 3 | No, but indicated | 6 |
0.8%
|
| 8 | Unknown | 9 |
1.3%
|
| 88 | N/A | 686 |
96.5%
|
| Sysmiss | 870 |