I can't find the link, but that particular website is full of vinn diagrams, graphs, charts, etc (matter of fact that site is all charts, very little text.). I've seen some other good ones. If I find it I'll come back and post it.
Still haven't found the site, but here are some more:
BTW, (if) you are Upper Middle Class, you are not a "debt slave" and you'll be affected by any new Tax Laws that take away from the "upper-crust", so fight for lessening the taxation of upper, and upper middle class. You are amongst the wealthy. Being one of the 1%-10% is the sh*t!, so protect it.