I knocked up a first pass at this and it's now available at the bottom of the homepage
If I get time I will jazz it up so it looks nicer and tracks movement over time, shows recent moves, etc. Or maybe I'll abandon it the day after tomorrow. We'll see where the whim takes me.
If you want to be included edit your Profile Questions
by filling in your DCI number and checking "Yes" by "Appear in DCI Ratings Tracker?"
You won't show up right away but you will eventually.