| Value | Category | Cases | |
|---|---|---|---|
| 1 | Train | 5 |
0.5%
|
| 2 | Bus | 22 |
2.2%
|
| 3 | Taxi | 64 |
6.4%
|
| 4 | Aircraft | 11 |
1.1%
|
| 5 | Other | 180 |
18%
|
| 8 | Don't know | 699 |
70%
|
| 9 | Unspecified | 17 |
1.7%
|