Jan ( N = 613 )

Feb ( N = 561 )

Mar ( N = 619 )

Apr ( N = 601 )

May ( N = 620 )

Jun ( N = 598 )

Jul ( N = 560 )

Aug ( N = 615 )

Sep ( N = 600 )

Oct ( N = 40 )

Jul ( N = 326 )

Aug ( N = 493 )

Sep ( N = 599 )

Oct ( N = 613 )

Nov ( N = 599 )

Dec ( N = 620 )