Jan ( N = 135 )

Mar ( N = 613 )

Apr ( N = 237 )

May ( N = 536 )

Jun ( N = 1018 )

Jul ( N = 1082 )

Aug ( N = 973 )

Sep ( N = 474 )

Oct ( N = 733 )

Nov ( N = 505 )

Dec ( N = 286 )