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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Piezo-elec. quartz | $2,483,409 | $2,902,619 | $2,271,298 | $1,329,373 | $1,059,904 | $1,254,694 | $994,544 |
| Synthetic/reconstructed precious/semi-precious stones (excl. piezo-electric ... | $1,219,956 | $588,294 | $659,625 | $486,345 | $942,808 | $9,731,477 | $412,089 |
| Synthetic/reconstructed precious/semi-precious stones, wkd./graded...; ungr ... | $26,459,180 | $24,240,459 | $25,080,769 | $22,878,682 | $19,915,287 | $101,895,023 | $205,229,653 |
| Total | $30,162,545 | $27,731,372 | $28,011,692 | $24,694,400 | $21,917,999 | $112,881,194 | $206,636,286 |
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