Commodity200520062007200820092010
Optical fibres, optical fibre bundles & cables (excl. of 85.44)$1,988$132$34,420$30,931$1,805$2,605
Sheets & plates of polarising mat.  $1,761$7,237$12$1,236
Contact lenses$163,162$115,142$170,338$77,602$14,721$29,516
Spectacle lenses of glass, unmounted$214,002$567,162$82,841$5,726$48,337$188,140
Spectacle lenses of mats. other than glass, unmounted$1,161,525$868,497$1,529,970$1,481,581$1,362,325$1,240,604
Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ...$14,253$5,671$2,678$42,106$2,505$4,120
Total$1,554,930$1,556,604$1,822,008$1,645,183$1,429,705$1,466,221