*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	1	0	0	1
May	0	0	129	0	0	129
Jun	0	0	55	0	0	55
Jul	0	0	8	0	0	8
Aug	0	0	4	0	0	4
Sep	0	0	2	0	0	2
Oct	0	0	0	0	0	0
Nov	0	0	0	0	0	0
Dec	0	0	0	0	0	0
Total	0	0	199	0	0	199