Commodity2005200620072008200920102011
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...  $82,458$27,782$30,675$471$5,010
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$1,155,968$1,550,392$2,166,196$2,233,806$2,316,309$5,278,415$11,340,912
Butadiene rubber (BR), in primary forms/in plates/sheets/strip$776,246$397,263$914,902$4,410,977$3,449,798$6,207,352$6,616,960
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...$553,125 $654,358$1,089,112$1,089,666$1,058,338$446,305
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$92,478 $120,414 $1,209,366$483,516$165,620
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ...    $755  
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ...$16,952 $420,108$299,258$13,917$31,807$128,109
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...$102,151   $76,677$124,076$215,838
Isoprene rubber (IR), in primary forms/in plates/sheets/strip$1,470,093 $927,614 $242,665$1,131,427$1,389,954
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$59,667$153,659  $167,680$273,436$349,096
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ... $504,971  $575,778$315,110 
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ...    $3,376$4,141$4,432
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$45,889$258,859$187,068$210,805$96,599$90,847$111,232
Total$4,272,569$2,865,144$5,473,118$8,271,740$9,273,261$14,998,936$20,773,468