Commodity2005200620072008200920102011
Inner tubes, of rubber, of a kind used on motor cars (incl. station wagons ...$3,037,963$3,671,423$3,875,785$4,358,832$4,957,161$3,898,923$3,114,813
Inner tubes, of rubber, of a kind used on bicycles$858,291$729,413$1,240,577$992,649$1,595,398$1,092,468$747,519
Inner tubes, of rubber (excl. of 4013.10 & 4013.20)$410,298$550,263$742,135$1,278,224$1,908,165$1,807,568$1,731,205
Total$4,306,552$4,951,099$5,858,497$6,629,705$8,460,724$6,798,959$5,593,537