|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Zinc dust | $3,383,832 | $6,886,836 | $10,545,076 | $7,413,624 | $3,818,266 | $4,913,082 |
| Zinc powders & flakes | $628,011 | $1,720,692 | $7,507,789 | $1,178,912 | $1,043,536 | $2,490,554 |
| Total | $4,011,843 | $8,607,528 | $18,052,865 | $8,592,536 | $4,861,802 | $7,403,636 |
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