Commodity2005200620072008200920102011
Styrene-butadiene rubber (SBR), latex; carboxylated styrene-butadiene rubbe ... $18,357$166$8,932$10,921$39,308$34,826
Styrene-butadiene rubber (SBR), other than latex; carboxylated styrene-buta ...$62,658$38,335$10,554$38,001$237,288$547,486$116,019
Butadiene rubber (BR), in primary forms/in plates/sheets/strip$57,675$29,557  $30,060 $92,907
Isobutene-isoprene (butyl) rubber (IIR), in primary forms/in plates/sheets/ ...   $263 $6 
Halo-isobutene-isoprene rubber (CIIR/BIIR), in primary forms/in plates/shee ...$590      
Chloroprene (chlorobutadiene) rubber (CR), other than latex, in primary for ... $3,326$17,078$7,000$506,729  
Acrylonitrile-butadiene rubber (NBR), other than latex, in primary forms/in ...  $4,900  $3,450 
Isoprene rubber (IR), in primary forms/in plates/sheets/strip    $8,835$30,878$9,000
Ethylene-propylene-non-conjugated diene rubber (EPDM), in primary forms/in ...    $6,321$66 
Mixtures of any prod. of 40.01 with any prod. of this heading, in primary f ...   $4,331$5,281 $132
Synthetic rubber & factice derived from oils, latex (excl. of 4002.11, 4002 ...$112$27$81 $1,236$263$921
Synthetic rubber & factice derived from oils, other than latex (excl. of 40 ...$22,382$19,375$36,449$46,025$18,226$23,874$46,953
Total$143,417$108,977$69,228$104,552$824,897$645,331$300,758