Commodity200520062007200820092010
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$59,711$36,883$12,222$117,869$217,051$270,891
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$10,049$2,947$7,380$2,856$294 
Butadiene rubber (BR), in primary forms/in plates/sheets/strip $1,095    
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...$8,223 $1,070$5,669 $8,563
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ...   $7,558  
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ...   $303 $1,521
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...$6,354 $1,267$3,853  
Isoprene rubber (IR), in primary forms/in plates/sheets/strip $19,368$1,375   
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ... $506 $445 $7,385
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...  $210   
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ... $4,063$60,644$7,198$11,043$11,784
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$9,318$115$714$24,540$1$2,535
Total$93,655$64,977$84,882$170,291$228,389$302,679