Check out the Reports section in the SEPM. You can set report types for Risk, NTP, etc. Those reports can be very helpful for what you need.
These links may also be helpful, although slightly older, they still apply:
https://www-secure.symantec.com/connect/articles/metrics-using-data-sepm
https://www-secure.symantec.com/connect/articles/metrics-using-data-sepm-part2
https://www-secure.symantec.com/connect/articles/metrics-using-data-sepm-part-three