Jan ( N = 401 )

Feb ( N = 658 )

Mar ( N = 1040 )

Apr ( N = 1049 )

May ( N = 626 )

Jun ( N = 1050 )

Jul ( N = 1085 )

Aug ( N = 1084 )

Sep ( N = 317 )

Oct ( N = 1083 )

Nov ( N = 1050 )

Dec ( N = 1084 )