| Value |
Category |
| 1 |
Pub.p.dw |
| 2 |
Pub.p.yd |
| 3 |
Prv.p.dw |
| 4 |
Prv.nop. |
| 5 |
Standpi. |
| 6 |
Truck |
| 7 |
River |
| 8 |
Other |
| 9 |
No answ. |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.