|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Zinc dust | $648,488 | $299,823 | $652,971 | $1,349,066 | $1,003,724 | $1,548,918 |
| Zinc powders & flakes | | $1,758,441 | $1,142,040 | $175,121 | $1,334,145 | $186,230 |
| Total | $648,488 | $2,058,264 | $1,795,011 | $1,524,187 | $2,337,869 | $1,735,148 |
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