Commodity2005200620072008200920102011
Optical fibres, optical fibre bundles & cables (excl. of 85.44)$14,847$17,669$23,970$50,490$530,467$394,474$929,064
Sheets & plates of polarising mat.  $3,875$5,148$12,885$22,299$41,909
Contact lenses$599,059$562,747$819,808$1,104,824$1,365,046$1,403,556$1,652,776
Spectacle lenses of glass, unmounted$725,399$594,916$935,617$756,234$602,891$622,888$498,090
Spectacle lenses of mats. other than glass, unmounted$2,621,911$3,188,431$3,725,039$4,736,484$4,532,942$5,842,900$7,183,306
Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ...$71,888$69,621$107,490$210,068$468,307$538,378$226,363
Total$4,033,104$4,433,384$5,615,799$6,863,248$7,512,538$8,824,495$10,531,508