At the flop:
Winning 25.64% of the time
Tied 0% of the time
Losing 74.36% of the time
At the Turn:
Winning 30.47% of the time
Tied 0% of the time
Losing 69.53% of the time
At the River:
Winning 35.21% of the time(12.86% with trips or better)
Tied 0.56% of the time
Losing 64.23% of the time(3.02% with trips or better)