Jan ( N = 548 )

Feb ( N = 848 )

Mar ( N = 959 )

Apr ( N = 1087 )

May ( N = 1117 )

Jun ( N = 1053 )

Jul ( N = 1050 )

Aug ( N = 1060 )

Sep ( N = 1054 )

Oct ( N = 1139 )

Nov ( N = 997 )

Dec ( N = 1026 )