At the flop:
Winning 26.56% of the time
Tied 0% of the time
Losing 73.44% of the time
At the Turn:
Winning 31.27% of the time
Tied 0% of the time
Losing 68.73% of the time
At the River:
Winning 35.16% of the time(15.44% with trips or better)
Tied 1.19% of the time
Losing 63.65% of the time(3.76% with trips or better)