Jan ( N = 527 )

Feb ( N = 438 )

Mar ( N = 523 )

Apr ( N = 446 )

May ( N = 516 )

Jun ( N = 510 )

Jul ( N = 527 )

Aug ( N = 527 )

Sep ( N = 509 )

Oct ( N = 525 )

Nov ( N = 509 )

Dec ( N = 347 )