Jan ( N = 638 )

Feb ( N = 486 )

Mar ( N = 731 )

Apr ( N = 802 )

May ( N = 719 )

Jun ( N = 858 )

Jul ( N = 900 )

Aug ( N = 839 )

Sep ( N = 772 )

Oct ( N = 659 )

Nov ( N = 299 )

Dec ( N = 592 )