Month

Sites

April

June

July

Aug

Sept

October

Field 1

0.45

0.42

0.39

0.38

0.35

0.32

Field 2

0.41

0.45

0.42

0.39

0.30

0.28

Field 3

0.43

0.42

0.40

0.39

0.38

0.35