Treasury Secretary Jacob Lew said that the yuan was under valued and should appreciate even though it is up 14% since 2010. They believe that the Chinese government was holding the value down to give them an advantage in foreign trade. (CNY is rated "buy".)
Cocoa (CHOC, rated "buy") is the fifth best performing commodity for the first six months, rising 16%. Gold was the sixth best and palladium was in fourth place.
Disclosure: The author is long CNY, CHOC.