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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Piezo-elec. quartz | $7,107 | $13,934 | $15,544 | $20,144 | $26,140 | $31,290 | $53,927 |
| Synthetic/reconstructed precious/semi-precious stones (excl. piezo-electric ... | $17,460 | $25,263 | $36,654 | $16,489 | $29,727 | $10,676 | $22,134 |
| Synthetic/reconstructed precious/semi-precious stones, wkd./graded...; ungr ... | $2,635,183 | $2,844,516 | $3,768,294 | $3,030,645 | $2,335,490 | $2,771,498 | $3,288,506 |
| Total | $2,659,750 | $2,883,713 | $3,820,492 | $3,067,278 | $2,391,357 | $2,813,464 | $3,364,567 |
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