A henway simulation with 4 players and 1000 trials

Game Players
1 2 3 4

Rank # of Wins /
# of Occurances
Chance of
Occurance
Chance of
Winning
Chance of
being the
winning hand
Straight Flush 14/14 0.4% 100% 1.4%
Four of a Kind 49/50 1.3% 98% 4.9%
Full House 557/858 21.5% 64.9% 55.7%
Flush 240/719 18% 33.4% 24%
Straight 106/737 18.4% 14.4% 10.6%
Three of a Kind 5/66 1.7% 7.6% 0.5%
Two Pair 29/1408 35.2% 2.1% 2.9%
One Pair 0/145 3.6% 0% 0%
High Card 0/3 0.1% 0% 0%