Commodity2005200620072009
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ...$262$9,250$13$148
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$746,152$720,397$928,496$61,006
Butadiene rubber (BR), in primary forms/in plates/sheets/strip$218,604$42,437$38,667$76,364
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...  $192 
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$8,118$2,130$833$266
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ...$79,196$63,929$239,183$35,318
Acrylonitrile-butadiene rubber (NBR), latex, in primary forms/in plates/she ...$53,080$74,335$46,762$1,458
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ... $687$177,552 
Isoprene rubber (IR), in primary forms/in plates/sheets/strip   $994
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...   $1
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...$20,697$5,200  
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ... $273 $146
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$565$793$1,965$32,448
Total$1,126,674$919,431$1,433,663$208,149