Jan ( N = 566 )

Feb ( N = 924 )

Mar ( N = 1020 )

Apr ( N = 979 )

May ( N = 977 )

Jun ( N = 987 )

Jul ( N = 996 )

Aug ( N = 1023 )

Sep ( N = 983 )

Oct ( N = 1023 )

Nov ( N = 968 )

Dec ( N = 1025 )