|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Hydrazine & hydroxylamine & their inorganic salts | | | | | | | $1,180 |
| Copper oxides & hydroxides | | $22,664 | $5,635 | | | | |
| Germanium oxides & zirconium dioxide | | | | | $4,708 | | |
| Inorganic bases other than hydrazine & hydroxylamine & their inorganic salt ... | $135,442 | $134,806 | $475,686 | $24,094 | | $57,611 | |
| Total | $135,442 | $157,470 | $481,321 | $24,094 | $4,708 | $57,611 | $1,180 |
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