Jan ( N = 532 )

Feb ( N = 642 )

Mar ( N = 779 )

Apr ( N = 829 )

May ( N = 914 )

Jun ( N = 900 )

Jul ( N = 929 )

Aug ( N = 887 )

Sep ( N = 778 )

Oct ( N = 737 )

Nov ( N = 661 )

Dec ( N = 637 )