Commodity2005200620072008200920102011
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$50,252$340,343$97,396$118,617$161,219$202,410$171,118
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$24,577$92,233$156,641$132,789$71,413$206,288$210,302
Butadiene rubber (BR), in primary forms/in plates/sheets/strip    $27,810 $55,492
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...    $76,234$51,725$36,228
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...  $5,680$4,415 $2,123$21,567
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ... $2,121 $8,624$85$2,200 
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ...$77,251$42,477$315,005$58,233$194,800$23,369$110,506
Acrylonitrile-butadiene rubber (NBR), latex, in primary forms/in plates/she ...    $150$26,036 
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ... $7,295$12,555$18,040$21,503$19,777$12,413
Isoprene rubber (IR), in primary forms/in plates/sheets/strip$4$597$3,429$28,772$21,623$11,559$9,398
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$65,966$25,018$132$139,567$14,370$74,156$96,106
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...$1,441$400$1,075$737$23,633$4,461$7,002
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ...$10,327$16,442$101,806$76,970$48,886$30,785$32,688
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$60,215$8,458$3,964$4,957$61,095$117,079$72,049
Total$290,033$535,384$697,683$591,721$722,821$771,968$834,869