Boe777, Gapfire is a rating method listed on the internet.
The cost is 10.00 per month or 60.00 per year.
You can download as many tracks as you like each day.
The web site is
WWW.gapfire.com
I have found their numbers to be quite predictable when used in conjunction with Rdss vdc and NP.
Check out the web site and contact Kevin Parks with any questions.
He usually gets back to me within a few hours of any questions I have had.
rmath
PS. Dogkatcher, was my answer okay ? If not I could post a few examples of how I separate the final contenders.