Commodity2005200620072008200920102011
Polystyrene other than expansible, in primary forms  $23,044$168,225$25,582$316,310$758,731
Styrene-acrylonitrile (SAN) copolymers, in primary forms  $1,718$945,627 $965,727$825,774
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms$76,183$453,065$939,530$70,455$33,131$195,271$119,673
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$27,074 $192,861$75,102$448,821$6,685$123,642
Total$103,257$453,065$1,157,153$1,259,409$507,534$1,483,993$1,827,820