|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 |
| Nickel oxides & hydroxides | | $599,183 | $10 | | |
| Copper oxides & hydroxides | | $885,054 | $348,586 | | $4,405 |
| Inorganic bases other than hydrazine & hydroxylamine & their inorganic salt ... | $931 | $100 | $1,200 | $1,703 | |
| Total | $931 | $1,484,337 | $349,796 | $1,703 | $4,405 |
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