Jan ( N = 471 )

Feb ( N = 521 )

Mar ( N = 769 )

Apr ( N = 1079 )

May ( N = 1116 )

Jun ( N = 981 )

Jul ( N = 1116 )

Aug ( N = 1115 )

Sep ( N = 1079 )

Oct ( N = 1020 )

Nov ( N = 690 )

Dec ( N = 710 )