Jan ( N = 727 )

Feb ( N = 911 )

Mar ( N = 1102 )

Apr ( N = 1137 )

May ( N = 1176 )

Jun ( N = 1102 )

Jul ( N = 989 )

Aug ( N = 1176 )

Sep ( N = 1145 )

Oct ( N = 1131 )

Nov ( N = 558 )

Dec ( N = 471 )