Commodity2005200620072008200920102011
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$18,866$93,468$73,803 $93,112$13,901$13,213
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$20,459$31,631$65,298 $16,967$479,311$162,928
Butadiene rubber (BR), in primary forms/in plates/sheets/strip     $309,911$236,911
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...$2,311,562   $111,726$299,512$248,944
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$79,933$52,630$130,651 $342,450$1,613,971 
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ...$1,905 $133$96,103$14,527 $857
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...$31,756$2,496$8,355$223,208$236,664$260,228$435,930
Isoprene rubber (IR), in primary forms/in plates/sheets/strip$18,233   $15,156$436,080$305,415
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$28,401$1,033$400$513$2,743$282,204$312,063
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...     $59,855$42,682
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ...$759$472    $607
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$11,562$646$1,497$112,806$1,070$7,349 
Total$2,523,436$182,376$280,137$432,630$834,415$3,762,322$1,759,550