Sub-Chapter2005200620072008200920102011
Diamonds, whether or not worked, but not mounted or set.$1,336,000    $1,362,000$1,144,000
Precious stones (other than diamonds) and semi-precious stones$16,000     $360,000
Dust and powder of natural or synthetic precious or semi-precious stones.     $4,000 
Silver (including silver plated with gold or platinum)$45,000$77,000$193,000$86,000$220,000$851,000$5,138,000
Base metals clad with silver $19,000  $25,000$10,000$7,000
Gold (including gold plated with platinum)$6,773,000$7,230,000$11,068,000$11,992,000$25,117,000$46,112,000$67,627,000
Base metals or silver, clad with gold, not further worked than semi-manufac ...     $1,000$1,000
Platinum, unwrought or in semi-manufactured forms, or in powder form.$406,000$235,000$1,521,000$1,959,000 $3,702,000$3,745,000
Base metals, silver or gold, clad with platinum      $709,000
Articles of jewellery and parts thereof, of precious metal$1,742,000$3,803,000$1,479,000$2,619,000$3,326,000$4,094,000$8,379,000
Articles of goldsmiths' or silversmiths' wares$126,000 $109,000$355,000$12,000$651,000$758,000
Other articles of precious metal or of metal clad with precious metal. $3,000  $5,000$4,000$1,489,000
Articles of natural or cultured pearls, precious or semi-precious stones$22,000   $19,000$330,000$26,000
Imitation jewellery.$1,590,000$2,728,000$1,975,000$2,718,000$1,858,000$1,457,000$1,408,000
Coin.$10,000$19,000$32,000$65,000$1,581,000$353,000$85,000
Total$12,066,000$14,114,000$16,377,000$19,794,000$32,163,000$58,931,000$90,876,000