| Value | Category | Cases | |
|---|---|---|---|
| -99 | DK | 9 |
0.7%
|
| -88 | Missing | 0 |
0%
|
| -77 | NA | 10 |
0.7%
|
| 1 | Less risk of encroachment | 863 |
63.5%
|
| 2 | No difference | 478 |
35.1%
|
| Sysmiss | 215 |