Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
1 | Airport | 5 |
6.9%
|
2 | Land border crossing | 11 |
15.3%
|
3 | Seaport or waterway | 56 |
77.8%
|
Sysmiss | 292 |