Feb ( N = 313 )

Mar ( N = 308 )

Apr ( N = 936 )

May ( N = 1091 )

Jun ( N = 1079 )

Jul ( N = 1067 )

Aug ( N = 917 )

Sep ( N = 1075 )

Oct ( N = 1066 )

Nov ( N = 1076 )

Dec ( N = 922 )