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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Optical fibres, optical fibre bundles & cables (excl. of 85.44) | $265,799 | $1,389,482 | $397,723 | $4,694,184 | $362,428 | $3,558,319 | $3,044,629 |
| Sheets & plates of polarising mat. | $3,197 | $513 | $13,713 | $3,774 | $349,766 | $41,570 | $12,271 |
| Contact lenses | $1,262,538 | $313,901 | $248,004 | $3,159,487 | $3,234,443 | $4,377,960 | $5,293,758 |
| Spectacle lenses of glass, unmounted | $1,566,692 | $1,215,106 | $855,217 | $1,945,734 | $2,123,346 | $1,718,953 | $1,737,777 |
| Spectacle lenses of mats. other than glass, unmounted | $813,810 | $619,797 | $257,498 | $1,058,101 | $876,613 | $707,214 | $1,393,185 |
| Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ... | $628,376 | $472,268 | $1,461,421 | $104,405 | $299,359 | $183,483 | $82,080 |
| Total | $4,540,412 | $4,011,067 | $3,233,576 | $10,965,685 | $7,245,955 | $10,587,499 | $11,563,700 |
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