Commodity2005200620072008200920102011
Inner tubes, of rubber, of a kind used on motor cars (incl. station wagons ...$4,245,658$5,505,696$6,333,519$8,457,530$5,251,663$6,328,489$4,154,553
Inner tubes, of rubber, of a kind used on bicycles$186,194$266,169$252,150$461,090$183,298$455,613$516,734
Inner tubes, of rubber (excl. of 4013.10 & 4013.20)$1,320,654$4,028,451$2,904,267$2,159,706$1,065,138$754,922$3,092,569
Total$5,752,506$9,800,316$9,489,936$11,078,326$6,500,099$7,539,024$7,763,856