Commodity2005200620072008200920102011
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$19,485,205$26,935,909$21,772,085$15,270,141$15,762,864$14,272,014$30,558,581
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$7,272,438$18,611,879$31,637,016$23,041,088$11,251,408$9,146,277$29,666,624
Butadiene rubber (BR), in primary forms/in plates/sheets/strip$1,027,884$3,234,900$1,451,149$685,908$437,280$643,643$1,223,187
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...$6,917 $103,408$289,975$14,106$10,710$440,910
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$151,720$76,410$39,207$1,034,600$115,782 $64,028
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ...$177,218 $5   $1,273
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ... $3,145$42,541$23,359$17,475$23,002$53,787
Acrylonitrile-butadiene rubber (NBR), latex, in primary forms/in plates/she ...$21,128$109,236 $1,841   
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...$9,180$60,341$6,890$82,320$89,200$26,344$17,475
Isoprene rubber (IR), in primary forms/in plates/sheets/strip  $3,240$25$18,000$38 
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$181,141$474,072$1,017,683$818,181$1,542,006$494,621$900,299
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...$9,109$10,758$21,937$26,961$378$13,921$75,471
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ...$39$101$483,067$614$450$97,293$10,732
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$50,550$6,356$5,731$10,671$23,638$4,626$2,657
Total$28,392,529$49,523,107$56,583,959$41,285,684$29,272,587$24,732,489$63,015,024