Commodity20052006200720082009
Polystyrene, expansible, in primary forms$122   $13,949
Polystyrene other than expansible, in primary forms$14,384$595$12,922 $4,008
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$199,533$276,252$266,870$361,273$307,921
Total$214,039$276,847$279,792$361,273$325,878