Commodity2005200620072008200920102011
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$130,282$133,162$111,457$326,303$793,000$575,297$877,216
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$214,013$4,138$88,521$79,984$43,937$266,119$1,301,734
Butadiene rubber (BR), in primary forms/in plates/sheets/strip    $217,423$2,508$53,767
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ... $1,154 $1,178$4,308 $4,442
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$830$20,287 $20,245$2,051$7,628$4,081
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ... $5,681$500 $236$1,572$8,806
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ... $4,670$34,447$34,013$4,071$65,747$344
Acrylonitrile-butadiene rubber (NBR), latex, in primary forms/in plates/she ... $2,423$3,729$8$1,178 $96
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...  $13,793$94,766$2,758$52,449$11,503
Isoprene rubber (IR), in primary forms/in plates/sheets/strip $1,710   $4,640 
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$9,665$31,519$76,141$70,524$139,842$159,035$27,135
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...$856$11,178$253,239$10,410$30,680$13,492 
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ...$9,069$37,521$66,112$302,723$265,371$20,404$63,860
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$21,737$22,285$58,500$144,957$301,104$178,069$137,699
Total$386,452$275,728$706,439$1,085,111$1,805,959$1,346,960$2,490,683