Commodity2005200620072008200920102011
Optical fibres, optical fibre bundles & cables (excl. of 85.44) $154    $48,405
Contact lenses$1,250,125$3,325,675$29,305$32,007$115,081  
Spectacle lenses of glass, unmounted$688$59,917$3,536$29,356$3,330$2,379$7,093
Spectacle lenses of mats. other than glass, unmounted$217,783$509,517$34,322$21,059$11,442$34,045$39,960
Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ...$207,328$365,394$499,712$914,198$867,007$79,203$29,149
Total$1,675,924$4,260,657$566,875$996,620$996,860$115,627$124,607