Jan ( N = None )
Feb ( N = None )
Mar ( N = None )
Apr ( N = 25 )
May ( N = 497 )
Jun ( N = 1074 )
Jul ( N = 550 )
Aug ( N = 550 )
Sep ( N = 546 )
Oct ( N = 538 )
Oct ( N = None )
Nov ( N = None )
Dec ( N = None )