Commodity2005200620072008200920102011
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$49,107$1,575  $2,944 $3,850
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ... $3,160$108   $6,929
Butadiene rubber (BR), in primary forms/in plates/sheets/strip  $13,200  $291$8,001
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ... $91$126$1,427  $2,100
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ... $1,834$2,931$1,992 $4,355 
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ... $7,860     
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ... $1,272  $21,642  
Acrylonitrile-butadiene rubber (NBR), latex, in primary forms/in plates/she ...      $550
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...      $278
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...    $4,575 $2,850
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ... $2,326     
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ... $6,782$7,110$11,346$8,932 $12,110
Total$49,107$24,900$23,475$14,765$38,093$4,646$36,668