Commodity2005200620072008200920102011
Polystyrene, expansible, in primary forms$44,933$272,702$80,566$115,973$9,568$66,149$329
Polystyrene other than expansible, in primary forms$47,482$116,039$164,300$177,268$237,826$257,090$242,404
Styrene-acrylonitrile (SAN) copolymers, in primary forms$2,712$563  $16,925$18,402$4,462
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms$26,289$18,971$60,648$138,003$52,524$217,186$144,849
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$6,299$19,011$8,762$22,926$108,584$6,970$124,640
Total$127,715$427,286$314,276$454,170$425,427$565,797$516,684