Sub-Chapter2005200620072008200920102011
Diamonds, whether or not worked, but not mounted or set. $1,380,258   $11,797$127,290
Precious stones (other than diamonds) and semi-precious stones $1,380,003$17,361    
Synthetic or reconstructed precious or semi-precious stones  $270,071    
Dust and powder of natural or synthetic precious or semi-precious stones.  $17,066    
Silver (including silver plated with gold or platinum) $117,067$60,649$77,782$75,942$488,145$901,310
Gold (including gold plated with platinum)$3,718,124$276,818,059$46,462,854$82,118,322$237,106,793$200,186,744$262,992,678
Base metals, silver or gold, clad with platinum $1,196,035     
Articles of jewellery and parts thereof, of precious metal$174,483,981$194,533,452$144,137,881$122,496,575$113,249,928$120,195,623$113,008,582
Articles of goldsmiths' or silversmiths' wares$2,017$7,324$1,342,116$1,020,012$681,725  
Other articles of precious metal or of metal clad with precious metal.$568,544$632,302$687,405$4,098  $2,710,653
Articles of natural or cultured pearls, precious or semi-precious stones$21,396   $5,073$70,334 
Imitation jewellery.$248,946$792,312$3,262,348$2,448,418$7,110,383$4,280,490$3,670,763
Total$179,043,008$476,856,812$196,257,751$208,165,207$358,229,844$325,233,133$383,411,276