Interesting...the focus on China when you have this:
Source: World Trade Atlas * Merchandise trade, February 2009
That's right: North American trade? It's double the trade with China. Mind you, this is just merchandise, but you get the idea. And some of you were just talking about merchandise anyway. What about natural resources? Services?
This is bigger than China. This also affects North America, Germany, Japan, and "All Others."
As roachboy points out, this is a rather confusing thing they're trying to do.