Jan ( N = 1120 )

Feb ( N = 998 )

Mar ( N = 1011 )

Apr ( N = 1076 )

May ( N = 1104 )

Jun ( N = 990 )

Jul ( N = 1018 )

Aug ( N = 1086 )

Sep ( N = 1029 )

Oct ( N = 1087 )

Nov ( N = 1080 )

Dec ( N = 1111 )