Jan ( N = 1104 )

Feb ( N = 999 )

Mar ( N = 1167 )

Apr ( N = 1088 )

May ( N = 1115 )

Jun ( N = 1115 )

Jul ( N = 1034 )

Aug ( N = 1088 )

Sep ( N = 982 )

Oct ( N = 940 )

Nov ( N = 1040 )

Dec ( N = 1074 )