Commodity2005200620072008200920102011
Piezo-elec. quartz$9,549,525$7,035,555$8,015,514$8,582,703$11,961,931$14,129,557$15,558,315
Synthetic/reconstructed precious/semi-precious stones (excl. piezo-electric ...$9,413,062$7,387,729$9,299,853$16,335,532$5,883,152$13,905,951$20,495,494
Synthetic/reconstructed precious/semi-precious stones, wkd./graded...; ungr ...$37,358,000$56,383,395$53,276,948$48,960,390$27,079,021$72,840,508$112,848,921
Total$56,320,587$70,806,679$70,592,315$73,878,625$44,924,104$100,876,016$148,902,730