Commodity2005200620072008200920102011
Inner tubes, of rubber, of a kind used on motor cars (incl. station wagons ...$1,571,949$2,274,095$2,524,925$2,810,561$1,689,463$2,169,518$1,921,266
Inner tubes, of rubber, of a kind used on bicycles$2,165,720$2,335,269$1,964,790$2,780,959$3,231,463$3,177,312$3,297,723
Inner tubes, of rubber (excl. of 4013.10 & 4013.20)$8,493,272$9,113,730$10,922,276$11,143,258$11,547,197$11,517,009$12,604,725
Total$12,230,941$13,723,094$15,411,991$16,734,778$16,468,123$16,863,839$17,823,714