Commodity20052006200720082009
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$187,149$434,752$588,679$633,709$637,923
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$1,708,820$1,226,056$1,938,324$2,451,361$3,474,413
Butadiene rubber (BR), in primary forms/in plates/sheets/strip$1,931,329$340,278$328,250$513,878$292,151
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...$142,725$28,569$109,913$8,769$33,726
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$112,524$344$154,898$143,983$9,739
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ... $62,683$1,911$1,700 
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ...$288,310$559,150$834,631$707,430$356,414
Acrylonitrile-butadiene rubber (NBR), latex, in primary forms/in plates/she ...   $417 
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...$72,309$205,079$240,596$129,340$116,951
Isoprene rubber (IR), in primary forms/in plates/sheets/strip$5,803,288$4,374,142$2,860,628$5,431,868$2,384,967
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$26,846$178,993$149,048$397,088$245,219
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...$123$20,772$241$2,266$4,589
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ...$77,713$9,316$448$8,703$105,065
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$505,697$621,007$505,892$288,751$122,259
Total$10,856,833$8,061,141$7,713,459$10,719,263$7,783,416