Commodity2005200620072008200920102011
Polystyrene, expansible, in primary forms$226,985,164$263,775,707$278,104,473$225,769,900$134,850,122$181,284,728$245,172,533
Polystyrene other than expansible, in primary forms$434,890,716$343,906,392$345,973,342$325,884,135$224,254,933$290,188,091$360,242,025
Styrene-acrylonitrile (SAN) copolymers, in primary forms$124,740,583$149,118,990$160,751,178$198,071,202$136,226,698$205,545,627$236,318,004
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms$1,531,723,219$1,755,006,025$2,180,270,581$2,259,753,599$1,967,908,411$2,779,203,868$2,808,532,560
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$366,644,939$377,183,824$496,253,763$479,409,150$368,397,008$574,074,263$608,938,583
Total$2,684,984,621$2,888,990,938$3,461,353,337$3,488,887,986$2,831,637,172$4,030,296,577$4,259,203,705