1~2mins. 7%
3mins. 7%
Up to 5mins. 32%
Up to 10mins. 22%
Up to 15mins. 10%
More than 20mins. 4%
On board 12%
Depends 4%
Not response 2%
1~2mins. 8%
3mins. 7%
Up to 5mins. 24%
Up to 10mins. 19%
Up to 15mins. 10%
More than 20mins. 4%
On board 22%
Depends 3%
Not response 3%