Commodity2005200620072008200920102011
Inner tubes, of rubber, of a kind used on motor cars (incl. station wagons ...$2,995,000$5,150,000$5,298,000$6,204,000$3,979,000$4,267,376$5,505,906
Inner tubes, of rubber, of a kind used on bicycles$14,905,000$18,157,000$23,286,000$29,307,000$25,248,000$29,441,051$34,798,773
Inner tubes, of rubber (excl. of 4013.10 & 4013.20)$8,064,000$8,440,000$11,169,000$13,727,000$10,696,000$14,990,797$17,607,092
Total$25,964,000$31,747,000$39,753,000$49,238,000$39,923,000$48,699,224$57,911,771