At the flop:
Winning 25.08% of the time
Tied 0% of the time
Losing 74.92% of the time
At the Turn:
Winning 29.02% of the time
Tied 0% of the time
Losing 70.98% of the time
At the River:
Winning 33.01% of the time(12.75% with trips or better)
Tied 0.71% of the time
Losing 66.28% of the time(3.92% with trips or better)