Commodity2005200620072008200920102011
Inner tubes, of rubber, of a kind used on motor cars (incl. station wagons ...$1,388,047$1,444,439$3,347,646$4,447,410$2,958,180$3,564,344$4,192,499
Inner tubes, of rubber, of a kind used on bicycles$555,521$608,526$959,973$1,330,716$1,107,814$1,207,918$1,462,898
Inner tubes, of rubber (excl. of 4013.10 & 4013.20)$2,205,595$3,509,463$2,329,174$4,387,704$3,936,925$5,040,843$6,830,183
Total$4,149,163$5,562,428$6,636,793$10,165,830$8,002,919$9,813,105$12,485,580