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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Optical fibres, optical fibre bundles & cables (excl. of 85.44) | $1,407,661 | $483,914 | $506,302 | $626,127 | $82,844 | $131,516 | $1,126,285 |
| Sheets & plates of polarising mat. | | | $3,891,867 | $3,856,242 | $4,147,264 | $16,384,822 | $19,101,684 |
| Contact lenses | $145,001 | $344,479 | $565,305 | $966,842 | $1,150,769 | $1,513,163 | $2,140,224 |
| Spectacle lenses of glass, unmounted | $658,123 | $419,759 | $448,482 | $480,330 | $395,098 | $452,041 | $456,159 |
| Spectacle lenses of mats. other than glass, unmounted | $30,127,810 | $43,970,362 | $51,397,168 | $60,278,429 | $68,623,017 | $77,780,784 | $97,928,703 |
| Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ... | $5,497,499 | $6,248,104 | $7,598,414 | $5,576,285 | $8,293,281 | $14,693,257 | $25,645,094 |
| Total | $37,836,094 | $51,466,618 | $64,407,538 | $71,784,255 | $82,692,273 | $110,955,583 | $146,398,149 |
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