Jan ( N = 1100 )

Feb ( N = 971 )

Mar ( N = 1004 )

Apr ( N = 1063 )

May ( N = 1087 )

Jun ( N = 952 )

Jul ( N = 985 )

Aug ( N = 1057 )

Sep ( N = 1025 )

Oct ( N = 1087 )

Nov ( N = 1068 )

Dec ( N = 1103 )