Jan ( N = 1008 )

Feb ( N = 957 )

Mar ( N = 1096 )

Apr ( N = 1078 )

May ( N = 1062 )

Jun ( N = 1059 )

Jul ( N = 949 )

Aug ( N = 1048 )

Sep ( N = 941 )

Oct ( N = 799 )

Nov ( N = 741 )

Dec ( N = 733 )