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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Piezo-elec. quartz | $32,742 | $28,629 | $76,126 | $18,102 | $21,501 | $4,190 | $14,129 |
| Synthetic/reconstructed precious/semi-precious stones (excl. piezo-electric ... | $19,812 | $55,639 | $175,383 | $17,840 | $3,090 | $22,120 | $112,193 |
| Synthetic/reconstructed precious/semi-precious stones, wkd./graded...; ungr ... | $678,188 | $490,296 | $758,204 | $579,535 | $703,725 | $591,037 | $331,930 |
| Total | $730,742 | $574,564 | $1,009,713 | $615,477 | $728,316 | $617,347 | $458,252 |
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