Commodity2005200620072008200920102011
Inner tubes, of rubber, of a kind used on motor cars (incl. station wagons ...$147,395$628,551$645,928$652,741$1,459,655$741,217$526,071
Inner tubes, of rubber, of a kind used on bicycles$746,473$265,975$415,160$1,213,253$1,575,226$1,328,527$1,494,312
Inner tubes, of rubber (excl. of 4013.10 & 4013.20)$647,666$716,903$615,851$716,790$745,408$765,425$796,578
Total$1,541,534$1,611,429$1,676,939$2,582,784$3,780,289$2,835,169$2,816,961