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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Optical fibres, optical fibre bundles & cables (excl. of 85.44) | $695,813 | $1,336,360 | $1,932,124 | $2,094,344 | $3,388,211 | $4,019,017 | $4,818,791 |
| Sheets & plates of polarising mat. | $11,290 | $1,424 | $1,551 | $2,201 | $1,450 | $1,556,384 | $1,580,666 |
| Contact lenses | $8,152,617 | $8,662,095 | $18,100,024 | $15,775,032 | $14,699,510 | $15,899,650 | $9,432,074 |
| Spectacle lenses of glass, unmounted | $2,600,803 | $4,672,542 | $3,843,151 | $3,412,677 | $2,373,903 | $1,584,135 | $44,267 |
| Spectacle lenses of mats. other than glass, unmounted | $112,091,525 | $116,828,846 | $157,656,317 | $160,785,201 | $170,489,476 | $246,359,265 | $225,499,880 |
| Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ... | $547,905 | $615,104 | $730,904 | $261,804 | $222,856 | $1,474,810 | $2,006,676 |
| Total | $124,099,953 | $132,116,371 | $182,264,071 | $182,331,259 | $191,175,406 | $270,893,261 | $243,382,354 |
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