Only the best 12 races for each runner will count .
You do n't have to run every race , however if there is a tie for the winners then the 13 and 14 etc. races will be taken into consideration until a winner is established .
Only the best 12 races for each runner will count , so you do n't have to run every race , however if there is a tie for the winners then the 13 and 14 etc. races will be taken into consideration until a winner is established .