Commodity200520062007
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$121,259$428,161$105,185
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$2,592,412$4,378,661$4,638,522
Butadiene rubber (BR), in primary forms/in plates/sheets/strip$1,341,575$1,455,137$1,254,988
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...$60,134$104,590$136,529
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$46,347$263 
Chloroprene (chlorobutadiene) rubber (CR), latex, in primary forms/in plate ... $720 
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ...$1,207,270$1,358,407$1,983,549
Acrylonitrile-butadiene rubber (NBR), latex, in primary forms/in plates/she ... $6,460 
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...$254,256$130,954$222,484
Isoprene rubber (IR), in primary forms/in plates/sheets/strip$365$3,530$35
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...$32,949$182,051$360,147
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ... $211$110
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ...$53,572$20,363 
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$1,085,968$893,138$940,727
Total$6,796,107$8,962,646$9,642,276