Month

Correlation coefficient

Month

Correlation coefficient

January

0.565750467

July

0.631738

February

0.663254

August

0.578586577

March

0.690076

September

0.514007602

April

0.698475353

October

0.542152313

May

0.602025785

November

0.666151055

June

0.531974368

December

0.652583771

Overall

0.7575781