Commodity2005200620072008200920102011
Polystyrene, expansible, in primary forms$1,053,668$974,720$1,767,455$3,703,612$3,176,787$3,057,963$2,646,172
Polystyrene other than expansible, in primary forms$123,546$289,385$1,070,715$210,069$770,360$654,068$212,611
Styrene-acrylonitrile (SAN) copolymers, in primary forms  $10,574$1,172$38,429 $86,017
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms   $8,502   
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$42,267$14,573$4,365$64,741$80,475$3,177$3,197
Total$1,219,481$1,278,678$2,853,109$3,988,096$4,066,051$3,715,208$2,947,997