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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Optical fibres, optical fibre bundles & cables (excl. of 85.44) | $37,353,075 | $33,520,615 | $66,741,783 | $62,683,742 | $43,902,462 | $48,908,757 | $62,930,005 |
| Sheets & plates of polarising mat. | $2,143,882 | $3,786,732 | $4,306,984 | $4,701,907 | $899,396 | $2,584,679 | $3,468,824 |
| Contact lenses | $131,901,645 | $119,860,869 | $134,043,557 | $153,494,937 | $154,524,006 | $151,857,191 | $162,283,358 |
| Spectacle lenses of glass, unmounted | $39,712,216 | $38,510,162 | $45,993,320 | $34,504,718 | $26,894,439 | $21,810,716 | $13,832,162 |
| Spectacle lenses of mats. other than glass, unmounted | $243,863,815 | $262,360,520 | $308,134,655 | $425,893,158 | $402,797,555 | $443,675,420 | $510,511,266 |
| Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ... | $56,772,443 | $55,085,903 | $68,229,601 | $68,807,567 | $57,154,673 | $60,641,875 | $82,756,428 |
| Total | $511,747,076 | $513,124,801 | $627,449,900 | $750,086,029 | $686,172,531 | $729,478,638 | $835,782,043 |
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