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 31/31 0.8% 100% 3.1%
Four of a Kind 36/37 0.9% 97.3% 3.6%
Full House 588/930 23.3% 63.2% 58.8%
Flush 207/675 16.9% 30.7% 20.7%
Straight 109/751 18.8% 14.5% 10.9%
Three of a Kind 2/80 2% 2.5% 0.2%
Two Pair 27/1375 34.4% 2% 2.7%
One Pair 0/118 3% 0% 0%
High Card 0/3 0.1% 0% 0%