|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Hydrazine & hydroxylamine & their inorganic salts | | | $164,000 | | | | |
| Copper oxides & hydroxides | | | | $4,000 | $12,000 | | |
| Germanium oxides & zirconium dioxide | | | | | | $21,000 | |
| Antimony oxides | | | $12,000 | | | | |
| Inorganic bases other than hydrazine & hydroxylamine & their inorganic salt ... | $1,000 | $708,000 | | $48,000 | $103,000 | $46,000 | $41,000 |
| Total | $1,000 | $708,000 | $176,000 | $52,000 | $115,000 | $67,000 | $41,000 |
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