*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	1	0	4	5
1970	0	0	0	0	0	0
1971	0	0	0	0	0	0
1972	0	0	0	0	0	0
1973	0	0	0	0	0	0
1974	0	0	1	0	0	1
1975	0	0	0	0	2	2
1976	0	0	2	0	1	3
1977	1	0	2	0	0	3
1978	0	0	1	0	0	1
1979	0	0	3	0	0	3
1980	0	0	0	0	0	0
1981	0	0	2	0	0	2
1982	0	0	3	0	0	3
1983	0	0	0	0	0	0
1984	0	0	2	0	1	3
1985	1	0	1	0	0	2
1986	0	1	2	0	1	4
1987	1	1	9	0	2	13
1988	5	0	6	0	2	13
1989	0	3	15	0	2	20
1990	3	2	16	0	4	25
1991	4	5	15	0	2	26
1992	1	1	9	0	4	15
1993	1	2	25	0	3	31
1994	1	2	29	0	2	34
1995	4	2	29	0	2	37
1996	4	4	29	0	3	40
1997	0	5	54	0	3	62
1998	1	13	68	0	3	85
1999	2	4	44	0	5	55
2000	6	1	40	0	0	47
2001	6	0	47	0	4	57
2002	4	1	54	0	2	61
2003	0	0	87	0	3	90
2004	0	0	48	0	4	52
2005	1	0	45	0	2	48
2006	0	1	52	0	3	56
2007	0	1	75	0	3	79
2008	0	1	104	0	1	106
2009	10	0	76	0	1	87
2010	12	0	143	0	0	155
2011	4	0	174	0	2	180
2012	0	3	86	0	4	93
2013	0	1	67	0	0	68
2014	0	0	32	0	0	32
2015	1	0	9	0	0	10
2016	0	0	1	0	0	1
2017	0	0	0	0	0	0
2018	0	0	0	0	0	0
Total	73	54	1508	0	75	1710