Jan ( N = 65 )

Feb ( N = 42 )

Mar ( N = 139 )

Apr ( N = 1139 )

May ( N = 1175 )

Jun ( N = 1131 )

Jul ( N = 1140 )

Aug ( N = 1098 )

Sep ( N = 1033 )

Oct ( N = 924 )

Nov ( N = 854 )

Dec ( N = 801 )