Commodity2005200620072008200920102011
Polystyrene, expansible, in primary forms$138,351$617,398$596,241$471,177$692,087$717,596$1,202,975
Polystyrene other than expansible, in primary forms$2,224,363$961,014$578,433$1,618,053$746,348$534,157$1,841,242
Styrene-acrylonitrile (SAN) copolymers, in primary forms$19,973$574$963$44,215$118,790$272,083$985,062
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms$32,460$13$14,487$31,785 $3,110$42,580
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$517,789$298,976$385,792$1,865,731$737,051$1,538,729$1,369,587
Total$2,932,936$1,877,975$1,575,916$4,030,961$2,294,276$3,065,675$5,441,446