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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pearls, natural or cultured | | $47,385 | $1,136 | $75,369 | $1,213 | $10,126 | $966 |
| Diamonds, whether or not worked, but not mounted or set. | $2,074,203 | $2,293,723 | $5,204,114 | $12,718,957 | $3,245,143 | $1,925,659 | $2,050,795 |
| Precious stones (other than diamonds) and semi-precious stones | $5,599 | $678,018 | $75,306 | $4,339 | $6,946 | $18,687 | $35,302 |
| Synthetic or reconstructed precious or semi-precious stones | $1,209,683 | $1,849,892 | $3,567,266 | $1,498,053 | $534,698 | $1,325,057 | $1,769,100 |
| Dust and powder of natural or synthetic precious or semi-precious stones. | $12,064,690 | $25,365,939 | $1,790,263 | $209,299 | $26,607,290 | $23,921,013 | $82,580,819 |
| Silver (including silver plated with gold or platinum) | $230,515 | $259,056 | $72,043 | $50,341 | $12,535 | $96,162 | $182,904 |
| Base metals clad with silver | | | | | | $29 | |
| Gold (including gold plated with platinum) | $1,716,392 | $2,574,069 | $3,360,538 | $2,185,948 | $57,452 | $114,971 | $14,586,562 |
| Base metals or silver, clad with gold, not further worked than semi-manufac ... | | $1,014 | $11,701 | $512 | $9,588 | $13,237 | $22,466 |
| Platinum, unwrought or in semi-manufactured forms, or in powder form. | $431,401 | $3,075,577 | $1,580,029 | $9,723,011 | $3,670,772 | $4,785,211 | $7,514,764 |
| Base metals, silver or gold, clad with platinum | | $1,106 | $2,329 | $5,008 | $17,913 | $32,473 | $10,468 |
| Articles of jewellery and parts thereof, of precious metal | $14,221,479 | $19,534,106 | $22,467,398 | $28,575,456 | $29,630,978 | $34,809,313 | $44,309,140 |
| Articles of goldsmiths' or silversmiths' wares | $55,164 | $256,800 | $95,597 | $68,721 | $50,184 | $3,097,710 | $296,270 |
| Other articles of precious metal or of metal clad with precious metal. | $151,929 | $767,869 | $1,488,822 | $113,968 | $81,113 | $62,535 | $75,260 |
| Articles of natural or cultured pearls, precious or semi-precious stones | $235,457 | $41,391 | $21,167 | $6,207 | $1,578 | $192,210 | $2,499,473 |
| Imitation jewellery. | $17,648,787 | $17,059,792 | $23,582,476 | $21,917,401 | $21,014,976 | $23,745,680 | $28,218,423 |
| Coin. | | $4,106 | $2,534 | $283,310 | $30,146 | $108,561 | $155,113 |
| Total | $50,045,299 | $73,809,843 | $63,322,719 | $77,435,900 | $84,972,525 | $94,258,634 | $184,307,825 |
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