Comparison of the dogs times to the times of the winners and other runners per track
Last 8 races of the dog are taken into account.
dwt= Difference in seconds between the dog's time and the average winning time on this track on that quarter of the year dt= Difference in seconds between the dog's time and the average runner time on this track on that quarter of the year
A negative number means the dog was faster that the average winning/runner time. A positive number means the dog was slower than the average winning/runner time.
