My figures also match Chrome Prince's & Ossulldj's - I don't know what you other guys are doing!!!

Field Size = 3 to 7
Saturday Only
Metro Only in Syd, Mel, Bris, Adel & Perth
TABCORP Favourite (if equal favourite then lower TAB number)
Approx 18 months of data:

305 Selections
136 Winners (45% SR)
-2.10 LOSS (0.6% LOT)

Looking by price range:
1.00-1.90: 91 seln, 59 win, 6.70 profit (7% POT)
2.00-2.90: 169 seln, 66 win, -1.10 loss (0.6% LOT)
3.00+: 45 seln, 11 win, -7.70 loss (17% LOT)

Once again the odds-on runners are the best bet!

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"Computers can do that????" - Homer Simpson