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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Pearls, natural or cultured | | $66,230 | | | | |
| Diamonds, whether or not worked, but not mounted or set. | $157,778 | $1,380,994 | $1,086,759 | $580,267 | | $16,307,753 |
| Precious stones (other than diamonds) and semi-precious stones | | $254,128 | $161,027 | | | $276,534 |
| Synthetic or reconstructed precious or semi-precious stones | $49,961 | $1,352 | $497,923 | | | |
| Dust and powder of natural or synthetic precious or semi-precious stones. | | | $341,648 | $481,867 | | |
| Silver (including silver plated with gold or platinum) | $857,892 | $496,043 | $62,922 | $1,789,336 | | $676,801 |
| Base metals clad with silver | $7,748 | | $443,109 | | | |
| Gold (including gold plated with platinum) | $180,154,226 | $499,259,170 | $118,926,847 | $302,654,512 | $466,699,868 | $185,514,365 |
| Base metals or silver, clad with gold, not further worked than semi-manufac ... | $648,130 | | $220,032 | | | |
| Platinum, unwrought or in semi-manufactured forms, or in powder form. | $384 | $10,412 | $1,560,437 | | | |
| Articles of jewellery and parts thereof, of precious metal | $65,889,111 | $147,092,180 | $231,179,190 | $432,268,540 | $347,124,492 | $306,104,116 |
| Articles of goldsmiths' or silversmiths' wares | $1,571,234 | $23,493,719 | $7,116,769 | | | $18,909,357 |
| Other articles of precious metal or of metal clad with precious metal. | $40,799 | $152,662 | $138,828 | | | |
| Articles of natural or cultured pearls, precious or semi-precious stones | $8,236,313 | $36,571,552 | $301,542 | $600,001 | | |
| Imitation jewellery. | $16,852,964 | $4,370,086 | $11,728,601 | | | $3,604,538 |
| Total | $274,466,540 | $713,148,528 | $373,765,634 | $738,374,523 | $813,824,360 | $531,393,464 |
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