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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Piezo-elec. quartz | $7,590 | $228,868 | $6,578 | $13,968 | $11,850 | $19,391 | $15,384 |
| Synthetic/reconstructed precious/semi-precious stones (excl. piezo-electric ... | $203,583 | $138,711 | $2,472,164 | $1,512,463 | $546,487 | $122,733 | $482,679 |
| Synthetic/reconstructed precious/semi-precious stones, wkd./graded...; ungr ... | $129,454 | $167,571 | $84,955 | $1,065,722 | $137,827 | $76,309 | $65,548 |
| Total | $340,627 | $535,150 | $2,563,697 | $2,592,153 | $696,164 | $218,433 | $563,611 |
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