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 29/29 0.7% 100% 2.9%
Four of a Kind 47/53 1.3% 88.7% 4.7%
Full House 565/860 21.5% 65.7% 56.5%
Flush 210/668 16.7% 31.4% 21%
Straight 123/769 19.2% 16% 12.3%
Three of a Kind 4/69 1.7% 5.8% 0.4%
Two Pair 22/1417 35.4% 1.6% 2.2%
One Pair 0/132 3.3% 0% 0%
High Card 0/3 0.1% 0% 0%