Jan ( N = 393 )

Feb ( N = 330 )

Mar ( N = 395 )

Apr ( N = 565 )

May ( N = 535 )

Jun ( N = 475 )

Jul ( N = 468 )

Aug ( N = 478 )

Sep ( N = 436 )

Oct ( N = 354 )

Nov ( N = 270 )

Dec ( N = 288 )