*Excludes Observations that span multiple months

	B	b	t	W	w
Jan	0	0	0	0	0	0
Feb	0	0	0	0	0	0
Mar	0	0	0	0	0	0
Apr	0	0	0	0	0	0
May	0	0	315	0	0	315
Jun	0	0	17	0	0	17
Jul	0	0	0	0	0	0
Aug	0	0	25	0	0	25
Sep	0	0	88	0	0	88
Oct	0	0	4	0	0	4
Nov	0	0	0	0	0	0
Dec	0	0	0	0	0	0
Total	0	0	449	0	0	449