*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	0	0	5	5
1970	0	0	0	0	1	1
1971	0	0	0	0	0	0
1972	0	0	0	0	0	0
1973	0	0	0	0	0	0
1974	0	0	0	0	1	1
1975	0	0	1	0	1	2
1976	0	0	0	0	0	0
1977	0	0	0	0	4	4
1978	0	0	0	0	3	3
1979	0	0	0	0	2	2
1980	1	0	0	0	1	2
1981	0	0	0	0	3	3
1982	0	0	1	0	5	6
1983	0	0	1	0	4	5
1984	0	0	0	0	5	5
1985	0	0	2	0	4	6
1986	0	0	1	0	1	2
1987	0	3	4	1	4	12
1988	0	3	8	0	4	15
1989	0	0	3	1	5	9
1990	0	4	0	0	6	10
1991	0	5	4	0	1	10
1992	0	7	1	0	3	11
1993	0	10	1	0	1	12
1994	1	256	14	0	5	276
1995	1	237	13	0	6	257
1996	0	205	13	0	3	221
1997	2	100	34	0	6	142
1998	0	314	1	0	2	317
1999	0	25	1	0	6	32
2000	2	325	6	0	10	343
2001	0	97	5	0	7	109
2002	0	218	8	0	7	233
2003	0	41	3	0	5	49
2004	1	186	5	0	4	196
2005	0	88	5	0	7	100
2006	1	97	3	0	8	109
2007	2	125	9	0	9	145
2008	0	53	12	0	4	69
2009	0	0	10	0	0	10
2010	0	24	24	0	0	48
2011	0	18	14	0	0	32
2012	0	68	3	0	1	72
2013	0	85	5	0	0	90
2014	0	52	2	0	0	54
2015	0	3	6	0	1	10
2016	0	3	0	0	0	3
2017	0	0	0	0	0	0
2018	0	1	0	0	0	1
Total	11	2653	223	2	155	3044