Jan ( N = 381 )
Feb ( N = 727 )
Mar ( N = 758 )
Apr ( N = 517 )
May ( N = 805 )
Jun ( N = 923 )
Jul ( N = 845 )
Aug ( N = 776 )
Sep ( N = 230 )
Oct ( N = 772 )
Jul ( N = 494 )
Aug ( N = 633 )
Sep ( N = 656 )
Oct ( N = 668 )
Nov ( N = 784 )
Dec ( N = 337 )
Apr ( N = None )
May ( N = None )
Jun ( N = None )
Jul ( N = None )