Months

Column Mean

Column Variances

Column Standard Deviation

Jan

38.29

921.26

30.35

Feb

38.69

1038.06

32.22

Mar

39.99

1157.33

34.02

Apr

40.89

1221.96

34.96

May

41.02

1168.89

34.19

Jun

41.03

1199.70

34.64

Jul

42.05

1279.42

35.77

Aug

42.66

1177.37

34.31

Sept

42.47

1092.76

33.06

Oct

41.88

1017.76

31.90

Nov

41.12

1032.33

32.13

Dec

40.33

1042.91

32.29