|
| Commodity | 2005 | 2006 | 2010 |
| Polystyrene, expansible, in primary forms | $6,413 | $20,732 | $19,030 |
| Polystyrene other than expansible, in primary forms | | | $17,101 |
| Styrene-acrylonitrile (SAN) copolymers, in primary forms | $102,073 | $55,849 | $30,558 |
| Polymers of styrene, in primary forms (excl. of 3903.11-3903.30) | $50,681 | $109,841 | $529,056 |
| Total | $159,167 | $186,422 | $595,745 |
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