Month

Max

Min

Average

Variance

Std. Deviation

January

1.39E−09

1.10E−09

1.21E−09

1.24E−20

1.11E−10

February

1.33E−09

9.96E−10

1.11E−09

1.05E−20

1.02E−10

March

1.55E−09

9.92E−10

1.23E−09

2.02E−20

1.42E−10

April

1.62E−09

1.18E−09

1.30E−09

1.45E−20

1.21E−10

May

1.49E−09

1.17E−09

1.32E−09

1.05E−20

1.02E−10

June

1.56E−09

1.29E−09

1.41E−09

1.06E−20

1.03E−10

July

1.71E−09

1.31E−09

1.56E−09

1.05E−20

1.02E−10

August

1.81E−09

1.36E−09

1.58E−09

1.23E−20

1.11E−10

September

1.72E−09

1.28E−09

1.50E−09

1.78E−20

1.33E−10

October

1.72E−09

1.31E−09

1.51E−09

1.75E−20

1.32E−10

November

1.49E−09

1.13E−09

1.37E−09

8.75E−21

9.35E−11

December

1.53E−09

1.10E−09

1.25E−09

2.31E−20

1.52E−10