Commodity2005200620072008200920102011
Inner tubes, of rubber, of a kind used on motor cars (incl. station wagons ...$779,506$611,469$7,836,985$36,313,534$28,200,148$33,388,444$27,270,765
Inner tubes, of rubber, of a kind used on bicycles$5,187,642$5,352,509$8,009,197$11,765,157$11,287,292$13,407,544$16,713,034
Inner tubes, of rubber (excl. of 4013.10 & 4013.20)$3,191,395$3,044,888$3,062,095$4,433,875$5,302,655$6,762,950$6,989,672
Total$9,158,543$9,008,866$18,908,277$52,512,566$44,790,095$53,558,938$50,973,471