Commodity2005200620072008200920102011
Polystyrene, expansible, in primary forms$15,628$7,863$133$9,688,334$215,930$206,266$438,206
Polystyrene other than expansible, in primary forms$16,319,266$26,039,370$24,013,240$28,924,082   
Styrene-acrylonitrile (SAN) copolymers, in primary forms$2,928     $75
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms   $24$3,539$69,549$34,731
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$5,337,610$20,212$3,385,350$83,301$20,950$17,226$26,182
Total$21,675,432$26,067,445$27,398,723$38,695,741$240,419$293,041$499,194