Ophtahlmic Goods,US Balance of Trade

[Chris Ryser]

Very interesting figures:

U.S. Balance of Trade in
(NAICS 339115) Ophthalmic Goods
With All Countries
As of APRIL 2005
(In Thousands U.S. dollars)

Go on : http://www.census.gov/foreign-trade/...e/b339115.html

That should show you were most of the stuff comes from.