NSW races with 8 runners about last 10 years. SP Favorites.

Fast going 1054 bets, SR 36.43%, ROI 90.83%
Good going 5231 bets, SR 36.05%, ROI 89.89%
Dead Going 1364 bets, SR 34.53%, ROI 89.48%
Slow going 736 bets, SR 31.79%, ROI 81.69%
Heavy going 563 bets, SR 33.03%, ROI 87.96%

KV