Sub-Chapter200520062007200820092010
Pearls, natural or cultured$210$3,321$26 $723$31,478
Diamonds, whether or not worked, but not mounted or set.$93,312 $25 $2,854 
Precious stones (other than diamonds) and semi-precious stones$21,090,967$21,443,541$37,606,446$30,983,539$19,661,835$20,157,730
Synthetic or reconstructed precious or semi-precious stones $5,797$61,408$2$178,846$108,598
Dust and powder of natural or synthetic precious or semi-precious stones.$151$57$9,958$8,823$200$559
Silver (including silver plated with gold or platinum) $38   $13
Base metals clad with silver $26,899    
Gold (including gold plated with platinum)$319,552$250,031$43,690$880,316$19,004,346$46,411,100
Base metals or silver, clad with gold, not further worked than semi-manufac ...    $675 
Platinum, unwrought or in semi-manufactured forms, or in powder form. $7,619   $193,652
Base metals, silver or gold, clad with platinum$21,856$831$25   
Articles of jewellery and parts thereof, of precious metal$202,476$198,675  $1,090$26,660
Articles of goldsmiths' or silversmiths' wares   $24,875  
Other articles of precious metal or of metal clad with precious metal.  $113 $33,745 
Articles of natural or cultured pearls, precious or semi-precious stones$1,514$2,140$13,050$6,779$21,473$176,460
Imitation jewellery.$23,630$376$49,554$299,999$195,535$344
Coin.    $10 
Total$21,753,668$21,939,325$37,784,295$32,204,333$39,101,332$67,106,594