RaceInsights now allows you to see specifically the amount of money coming from Registrations and Donations. Here is an example. Note how the table at the bottom shows the amount of each coming from website referrals and from email (you can drill down further to find which websites and which emails):
Simply click on the icon box at the right of the numbers to select which data you want to show in the stat chooser:
RaceInsights will continue with advances like this to give races and charities the type of information they need to optimize their promotional and marketing efforts.