Which sample has the most evenness among the species studied?

Sample Number of Individuals Total Number of Species Distribution
1 1,175 2 Species 1: 575
Species 2: 600
2 761 4 Species 1: 600
Species 2: 107
Species 3: 4
Species 4: 50
3 450 2 Species 1: 410
Species 2: 40
4 295 3 Species 1: 250
Species 2: 41
Species 3: 4


sample 1
sample 2
sample 3
sample 4