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 23/23 0.6% 100% 2.3%
Four of a Kind 39/43 1.1% 90.7% 3.9%
Full House 585/895 22.4% 65.4% 58.5%
Flush 237/731 18.3% 32.4% 23.7%
Straight 93/775 19.4% 12% 9.3%
Three of a Kind 0/65 1.6% 0% 0%
Two Pair 23/1364 34.1% 1.7% 2.3%
One Pair 0/104 2.6% 0% 0%
High Card 0/0 0% NAN% 0%