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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Optical fibres, optical fibre bundles & cables (excl. of 85.44) | $2,616,000 | $4,867,000 | $2,326,000 | $2,506,000 | $2,191,000 | $4,348,000 | $3,771,000 |
| Sheets & plates of polarising mat. | | | $43,000 | $96,000 | $2,000 | $17,000 | $8,000 |
| Contact lenses | $1,524,000 | $1,852,000 | $2,352,000 | $3,924,000 | $4,788,000 | $4,708,000 | $6,232,000 |
| Spectacle lenses of glass, unmounted | $18,890,000 | $24,980,000 | $24,099,000 | $16,261,000 | $9,152,000 | $7,968,000 | $6,607,000 |
| Spectacle lenses of mats. other than glass, unmounted | $5,941,000 | $1,253,000 | $4,505,000 | $9,949,000 | $12,761,000 | $15,725,000 | $21,992,000 |
| Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ... | $26,538,000 | $34,295,000 | $29,745,000 | $55,838,000 | $91,971,000 | $72,994,000 | $97,804,000 |
| Total | $55,509,000 | $67,247,000 | $63,070,000 | $88,574,000 | $120,865,000 | $105,760,000 | $136,414,000 |
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