Jan ( N = 1039 )

Feb ( N = 999 )

Mar ( N = 973 )

Apr ( N = 945 )

May ( N = 1060 )

Jun ( N = 1046 )

Jul ( N = 1081 )

Aug ( N = 1090 )

Sep ( N = 1045 )

Oct ( N = 1086 )

Nov ( N = 1040 )

Dec ( N = 1080 )