At our company we have a lot of uses for a solid API. We can use it to
distribute config files, have servers report in, let customers edit DNS
records using their own interface, etc.
Pictures say more than a thousand words. This is true for your data as well.
With Google Chart you can now easily generate charts of your data. No
expertise required. Just make sure you format your data correctly, add it to
the Google Chart URL, and it will return a nice graph.