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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Optical fibres, optical fibre bundles & cables (excl. of 85.44) | $360,692 | $887,298 | $740,717 | $435,143 | $1,137,806 | $2,098,683 | $470,170 |
| Sheets & plates of polarising mat. | $6,803 | $957,568 | $17,724 | $227,705 | $205,768 | $16,905 | $53,590 |
| Contact lenses | $324,016 | $397,141 | $735,368 | $669,294 | $338,572 | $718,754 | $560,068 |
| Spectacle lenses of glass, unmounted | $5,901,425 | $7,882,617 | $214,190 | $191,779 | $223,412 | $773,554 | $903,818 |
| Spectacle lenses of mats. other than glass, unmounted | $941,958 | $5,048,217 | $1,082,149 | $1,020,734 | $2,290,717 | $10,224,731 | $9,688,103 |
| Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ... | $4,501,837 | $3,540,283 | $5,438,830 | $4,702,010 | $3,485,969 | $6,056,734 | $2,528,600 |
| Total | $12,036,731 | $18,713,124 | $8,228,978 | $7,246,665 | $7,682,244 | $19,889,361 | $14,204,349 |
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