⇣ ftkm ⇣10.0003048000000012250.0015240000000061100.0030480000000122200.0060960000000244500.0152400000000611000.030480000000122⇣ ftkm ⇣1,0000.304800000001225,0001.524000000006110,0003.048000000012225,0007.620000000030550,00015.240000000061100,00030.480000000122