Jan ( N = 1018 )

Feb ( N = 971 )

Mar ( N = 944 )

Apr ( N = 1015 )

May ( N = 1085 )

Jun ( N = 1052 )

Jul ( N = 1085 )

Aug ( N = 1081 )

Sep ( N = 1050 )

Oct ( N = 1085 )

Nov ( N = 1051 )

Dec ( N = 1054 )