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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Optical fibres, optical fibre bundles & cables (excl. of 85.44) | $2,026,082 | $318,361 | $1,098,854 | $5,905,343 | $212,404 | $307,099 | $218,643 |
| Sheets & plates of polarising mat. | $2,166 | $3,355 | $35,228 | $40,543 | $17,975 | $52,777 | $66,294 |
| Contact lenses | $221,072 | $349,050 | $593,806 | $909,277 | $811,201 | $681,843 | $965,023 |
| Spectacle lenses of glass, unmounted | $274,539 | $210,537 | $398,647 | $515,819 | $370,579 | $335,935 | $536,310 |
| Spectacle lenses of mats. other than glass, unmounted | $1,623,466 | $2,056,593 | $2,770,087 | $3,606,718 | $3,167,964 | $2,725,188 | $3,051,889 |
| Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ... | $389,963 | $525,679 | $478,206 | $1,721,328 | $587,800 | $1,183,912 | $2,093,449 |
| Total | $4,537,288 | $3,463,575 | $5,374,828 | $12,699,028 | $5,167,923 | $5,286,754 | $6,931,608 |
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