Commodity2005200620072008
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$27,971$20,437$1,856$11,458
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$10,473$10,944$479$61,975
Butadiene rubber (BR), in primary forms/in plates/sheets/strip$4,723$2,047$68$1,254
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...$3,132$21,547$518$32
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$3,436$1,564$5,602$15,824
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ...$2,694$4,390$8,532$12,989
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ...$1,308 $1,168 
Acrylonitrile-butadiene rubber (NBR), latex, in primary forms/in plates/she ...$709$840$1,707$887
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...$933$779 $460
Isoprene rubber (IR), in primary forms/in plates/sheets/strip$1,015$650  
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$63,541$2,875$211$181,807
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...$639$2,625$4,267 
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ...$11,698$12,403$17,899$20,517
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$15,597$61,238$162,169$96,756
Total$147,869$142,339$204,476$403,959