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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Optical fibres, optical fibre bundles & cables (excl. of 85.44) | $69,496,867 | $60,771,226 | $47,365,850 | $48,689,647 | $43,469,410 | $56,379,471 | $69,790,935 |
| Sheets & plates of polarising mat. | $358,538,638 | $273,193,448 | $200,782,393 | $246,146,758 | $169,989,080 | $431,627,080 | $283,022,984 |
| Contact lenses | $758,246,445 | $789,440,810 | $817,410,913 | $813,617,154 | $817,872,729 | $924,075,237 | $1,088,491,588 |
| Spectacle lenses of glass, unmounted | $4,838,625 | $3,479,339 | $3,431,046 | $1,969,469 | $1,269,237 | $2,380,100 | $4,952,091 |
| Spectacle lenses of mats. other than glass, unmounted | $171,924,839 | $200,691,766 | $229,364,941 | $218,119,108 | $228,284,519 | $224,602,432 | $240,577,700 |
| Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ... | $654,915,629 | $692,786,590 | $645,272,998 | $670,010,986 | $509,262,107 | $638,346,509 | $690,459,008 |
| Total | $2,017,961,043 | $2,020,363,179 | $1,943,628,141 | $1,998,553,122 | $1,770,147,082 | $2,277,410,829 | $2,377,294,306 |
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