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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ... | $338,000 | $432,000 | $115,000 | $698,000 | $1,412,000 | $1,393,000 | $1,437,000 |
| Objective lenses (excl. of 9002.11), of any mat., mounted | $317,000 | $594,000 | $2,755,000 | $4,198,000 | $8,877,000 | $6,652,000 | $11,565,000 |
| Filters (i.e., optical elements), of any mat., mounted | $22,000 | $17,000 | $84,000 | $217,000 | $348,000 | $487,000 | $846,000 |
| Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ... | $8,722,000 | $10,357,000 | $15,022,000 | $7,584,000 | $9,935,000 | $1,743,000 | $1,401,000 |
| Total | $9,399,000 | $11,400,000 | $17,976,000 | $12,697,000 | $20,572,000 | $10,275,000 | $15,249,000 |
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