The tool isn't a stock picking service so there is no historical returns. It would be like asking Yahoo Finance what their historical return is. The tool focuses on helping individuals simplify and improve their decision making and save a ton of time in the process.

We are launching a new online version in a couple of months that has a stock rating and ranking system. For that you can see the backtests at

http://www.oldschoolvalue.com/blog/valuation-methods/action-score-quality-value-growth/

http://www.oldschoolvalue.com/blog/valuation-methods/osv-rating-system-analysis/