Sub-Chapter200520062007200820092010
Pearls, natural or cultured$1,402$16$47 $398$1,400
Diamonds, whether or not worked, but not mounted or set.$7,448 $15,679$534,965$26,199$325,447,685
Precious stones (other than diamonds) and semi-precious stones$2,303,742 $7,739$25,345$591,410$12,268,364
Synthetic or reconstructed precious or semi-precious stones     $1,150
Dust and powder of natural or synthetic precious or semi-precious stones.$20,669$3,064$6,298$5,997$1,466$890
Silver (including silver plated with gold or platinum)$22,228$79,478$375,644$513,570$279,730$424,539
Base metals clad with silver$604,657 $767   
Gold (including gold plated with platinum)$8,529$6,338$1,525$5,439$58,250$287,186,084
Platinum, unwrought or in semi-manufactured forms, or in powder form.$16,470$69,048$24,013$35,568$18,613$23,461
Base metals, silver or gold, clad with platinum   $9  
Articles of jewellery and parts thereof, of precious metal$122,513$483,367$393,716$325,309$703,775$1,329,398
Articles of goldsmiths' or silversmiths' wares$1,301$12,739$34,010$65,761$10,336$62,996
Other articles of precious metal or of metal clad with precious metal.$109,069$108,277$87,402$53,977$75,636$81,112
Articles of natural or cultured pearls, precious or semi-precious stones$26,768$4,981$3,595$404$379 
Imitation jewellery.$19,954$60,441$58,523$4,082$39,136$61,515
Coin.   $9$55,067$396
Total$3,264,750$827,749$1,008,958$1,570,435$1,860,395$626,888,990