|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Zinc dust | $4,710,000 | $9,103,000 | $11,949,000 | $6,586,000 | $5,811,000 | $6,956,337 | $8,077,241 |
| Zinc powders & flakes | $7,384,000 | $16,594,000 | $17,657,000 | $11,140,000 | $10,336,000 | $24,583,033 | $32,223,161 |
| Total | $12,094,000 | $25,697,000 | $29,606,000 | $17,726,000 | $16,147,000 | $31,539,370 | $40,300,402 |
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