Jan ( N = 635 )

Feb ( N = 1044 )

Mar ( N = 1151 )

Apr ( N = 1092 )

May ( N = 1099 )

Jun ( N = 1119 )

Jul ( N = 1038 )

Aug ( N = 1160 )

Sep ( N = 1125 )

Oct ( N = 1174 )

Nov ( N = 1061 )

Dec ( N = 653 )