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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Optical fibres, optical fibre bundles & cables (excl. of 85.44) | $12,448,251 | $25,352,410 | $27,548,826 | $33,609,968 | $79,844,667 | $84,963,477 | $120,953,740 |
| Sheets & plates of polarising mat. | $30,551 | $114,337 | $197,722 | $155,456 | $226,151 | $195,131 | $60,479 |
| Contact lenses | $4,714,416 | $6,391,152 | $4,860,560 | $6,008,349 | $6,777,439 | $6,389,401 | $8,903,952 |
| Spectacle lenses of glass, unmounted | $33,437,518 | $24,036,645 | $21,232,851 | $20,240,290 | $23,338,168 | $17,949,532 | $14,112,564 |
| Spectacle lenses of mats. other than glass, unmounted | $8,356,950 | $10,167,638 | $18,562,766 | $24,866,503 | $39,313,230 | $51,408,061 | $83,530,620 |
| Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ... | $3,925,211 | $4,842,090 | $3,798,351 | $8,141,778 | $5,609,436 | $2,712,392 | $4,701,459 |
| Total | $62,912,897 | $70,904,272 | $76,201,076 | $93,022,344 | $155,109,091 | $163,617,994 | $232,262,814 |
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