Commodity2005200620072008200920102011
Polystyrene, expansible, in primary forms$1,576,903$1,316,718$599,444$544,241$443,258$129,552$499,565
Polystyrene other than expansible, in primary forms$852,417$665,804$1,176,737$1,304,757$492,186$764,745$717,943
Styrene-acrylonitrile (SAN) copolymers, in primary forms$3,097$20,483$87,474$140,173$182,481$454,117$64,358
Acrylonitrile-butadiene-styrene (ABS) copolymers, in primary forms$29,198$27,410$2,323$10,381 $442$52,241
Polymers of styrene, in primary forms (excl. of 3903.11-3903.30)$260,026$246,645$167,363$360,210$48,248$31,607$353,728
Total$2,721,641$2,277,060$2,033,341$2,359,762$1,166,173$1,380,463$1,687,835