Sub-Chapter200520062007200820092010
Pearls, natural or cultured$10,700$3,363$302$9,409  
Diamonds, whether or not worked, but not mounted or set.   $22,939$21,262 
Precious stones (other than diamonds) and semi-precious stones$4,121,816$3,213,257$5,522,187$3,147,018$2,434,876$2,861,673
Synthetic or reconstructed precious or semi-precious stones$11$4,270$71,979 $3,665$513
Dust and powder of natural or synthetic precious or semi-precious stones. $647$8,694   
Silver (including silver plated with gold or platinum)$1,005$30,998 $54,599 $3,197
Base metals clad with silver$298$715$5,842$4,482$4,993$1,799
Gold (including gold plated with platinum)$7,507,223$6,930,716$54,301,983$8,447,609$27,238,117$112,373,666
Base metals or silver, clad with gold, not further worked than semi-manufac ...$10,950$13,949   $4,667
Platinum, unwrought or in semi-manufactured forms, or in powder form.$11,501$61,796 $283$11,910 
Base metals, silver or gold, clad with platinum$47,277$5,341 $8,266$122,782$166,290
Articles of jewellery and parts thereof, of precious metal$34,328$137,274$458,589$143,685$31,008$81,836
Articles of goldsmiths' or silversmiths' wares$94,897$82,510$13,915$601$6,523$9,334
Other articles of precious metal or of metal clad with precious metal.$3,415$7,319$514$10,088 $20,849
Articles of natural or cultured pearls, precious or semi-precious stones$57,770$61,404$44,112$29,849$94,211$131,785
Imitation jewellery.$360,134$1,051,685$1,242,635$1,851,312$1,548,225$1,671,237
Coin.     $1,906
Total$12,261,325$11,605,244$61,670,752$13,730,140$31,517,572$117,328,752