Review your policy information including the SCAP content. You can download the SCAP file(s) to your local machine. For SCAP 1.0 content there are 5 content files per policy. For SCAP 1.2 there is 1 file. For OVAL you can download the OVAL definition file.
You'll notice the generated date (when the content was originally created/officially published) and the last updated date (when the policy was created/modified).