Commodity20052006200720082009
Polystyrene, expansible, in primary forms$1,025,849$2,574,623$5,575,454$4,770,982$5,400,518
Polystyrene other than expansible, in primary forms$1,968,552$2,684,275$4,824,115$4,605,932$6,165,814
Styrene-acrylonitrile (SAN) copolymers, in primary forms$58,280$182,016$322,870$6,383 
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms$98,852$70,887$44,640$50,407$122,835
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$3,329,910$3,971,666$4,845,858$1,547,635$2,107,370
Total$6,481,443$9,483,467$15,612,937$10,981,339$13,796,537