Jan ( N = 424 )

Feb ( N = 387 )

Mar ( N = 421 )

Apr ( N = 415 )

May ( N = 419 )

Jun ( N = 364 )

Jul ( N = 403 )

Aug ( N = 425 )

Sep ( N = 416 )

Oct ( N = 414 )

Nov ( N = 419 )

Dec ( N = 428 )