Commodity200520062007
Polystyrene, expansible, in primary forms$683$113$1,978
Polystyrene other than expansible, in primary forms$177$714$325
Styrene-acrylonitrile (SAN) copolymers, in primary forms $11,226 
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms$804  
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$16$126$71
Total$1,680$12,179$2,374