Jan ( N = 1037 )

Feb ( N = 949 )

Mar ( N = 1071 )

Apr ( N = 834 )

May ( N = 1064 )

Jun ( N = 1020 )

Jul ( N = 1052 )

Aug ( N = 1077 )

Sep ( N = 1032 )

Oct ( N = 1055 )

Nov ( N = 994 )

Dec ( N = 1061 )