Jan ( N = 40 )

Feb ( N = 586 )

Mar ( N = 854 )

Apr ( N = 872 )

May ( N = 646 )

Jun ( N = 605 )

Jul ( N = 884 )

Aug ( N = 952 )

Sep ( N = 860 )

Oct ( N = 673 )

Nov ( N = 860 )

Dec ( N = 872 )