Commodity200520062007200820092010
Polystyrene, expansible, in primary forms$187 $47,053$22,165 $236
Polystyrene other than expansible, in primary forms $92,239$21,953$164$54,809$22,518
Styrene-acrylonitrile (SAN) copolymers, in primary forms    $281 
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms$44 $38,902$49,807 $1,217
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)  $18,730 $3,104$38,221
Total$231$92,239$126,638$72,136$58,194$62,192