I moved this thread to the affiliate / making money part of the forum since it is really about using the content to make money within the search engines.
Here is the latest graph:
I had to make a few adjustments since I had to deduct some arbitrage testing I was doing (last and this month only) with adwords with the plr content. I didn't make a huge difference but I did subtract the cost and traffic for each month. Even with that some spending on adwords, traffic has been increasing steadily as well as revenue.