Commodity2005200620072008200920102011
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$340,283$131,614$331,815$90,129$43,596$95,294$125,370
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$35,461,107$40,407,569$42,648,975$51,117,878$39,947,187$50,161,936$72,820,791
Butadiene rubber (BR), in primary forms/in plates/sheets/strip$86,029$48,508$326$796,293$3,767$1,634$8,922
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ... $175$21,701$2,953$2,700$4,732$46,129
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$37,212$26,307$32,808$283,128$22,908$2,073$188,679
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ...    $3,380$4,051 
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ...$40,559$79,090$21,060$103,220$38,092$50,026$42,991
Acrylonitrile-butadiene rubber (NBR), latex, in primary forms/in plates/she ...$13,607$53,754 $1,020$3,000$1,560 
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...$1,801,359$3,020,881$2,730,781$2,782,790$2,640,189$2,488,784$3,171,941
Isoprene rubber (IR), in primary forms/in plates/sheets/strip $805$3,669$7,763   
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$40,319$42,610$22,732$57,438$84,692$25,695$230,837
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...$36,823$22,465$74,656$68,664$156,888$146,343$149,193
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ... $13,800$345,417$66,274$1,228$1,375$90,560
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$1,841,258$449,909$291,070$858,774$819,297$337,427$421,529
Total$39,698,556$44,297,487$46,525,010$56,236,324$43,766,924$53,320,930$77,296,942