Commodity2005200620072008200920102011
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$101,617$110,124$258,533    
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$140,627$6,156$153,989$417,451$268,111$125,862$1,304,356
Butadiene rubber (BR), in primary forms/in plates/sheets/strip$22,727 $300,325$820,299$588,794$209,613$322,786
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...$2,645    $16$49,288
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$5,260 $688,469$284,995$186,492$29,642$133,100
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ... $1,487$21,655 $907$30,080$52,189
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...  $634$35,200$23,431$5,813$4,133
Isoprene rubber (IR), in primary forms/in plates/sheets/strip     $5,103 
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$19,171 $58,132$63,097 $5,006$32,253
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...   $37,850   
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$2,450$3,686$2,071$45,877$29,704$93,670$50,005
Total$294,497$121,453$1,483,808$1,704,769$1,097,439$504,805$1,948,110