Commodity2005200620072008200920102011
Polystyrene, expansible, in primary forms$73,249$79,615$41,002$56,177$80,320$135,391$59,065
Polystyrene other than expansible, in primary forms$16,451$51,176$63,381$148,742$54,473$52,196$121,997
Styrene-acrylonitrile (SAN) copolymers, in primary forms $78 $1,262   
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms $744$54,217  $14,464$2,343
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$885,820$1,222,728$926,336$1,011,551$757,568$1,567,916$477,807
Total$975,520$1,354,341$1,084,936$1,217,732$892,361$1,769,967$661,212