Jan ( N = 780 )

Feb ( N = 913 )

Mar ( N = 968 )

Apr ( N = 975 )

May ( N = 936 )

Jun ( N = 949 )

Jul ( N = 996 )

Aug ( N = 989 )

Sep ( N = 952 )

Oct ( N = 980 )

Nov ( N = 967 )

Dec ( N = 1002 )