Jan ( N = 237 )

Feb ( N = 228 )

Mar ( N = 801 )

Apr ( N = 408 )

May ( N = 977 )

Jun ( N = 955 )

Jul ( N = 1036 )

Aug ( N = 1029 )

Sep ( N = 942 )

Oct ( N = 881 )

Nov ( N = 913 )

Dec ( N = 887 )