*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	1	3	0	0	4
1970	0	0	0	0	0	0
1971	0	1	0	0	0	1
1972	0	0	0	0	0	0
1973	0	0	0	0	0	0
1974	0	0	0	0	0	0
1975	0	0	0	0	0	0
1976	0	0	1	0	0	1
1977	0	0	0	0	0	0
1978	0	0	0	0	0	0
1979	0	0	0	0	0	0
1980	0	0	1	0	0	1
1981	0	0	0	0	0	0
1982	0	0	0	0	0	0
1983	1	0	0	0	0	1
1984	0	0	0	0	0	0
1985	0	0	2	0	0	2
1986	0	0	0	0	0	0
1987	0	0	0	0	0	0
1988	0	0	0	0	0	0
1989	0	0	0	0	0	0
1990	0	0	1	0	0	1
1991	1	0	0	0	0	1
1992	0	0	1	0	0	1
1993	0	0	0	0	0	0
1994	3	0	0	0	0	3
1995	1	0	0	0	0	1
1996	0	0	0	0	0	0
1997	1	0	0	0	0	1
1998	1	1	0	0	0	2
1999	0	1	0	0	0	1
2000	1	0	2	0	0	3
2001	0	2	0	0	0	2
2002	0	3	1	0	0	4
2003	0	14	1	0	0	15
2004	0	10	3	0	0	13
2005	1	3	2	0	0	6
2006	1	2	3	0	0	6
2007	2	3	4	1	0	10
2008	1	1	4	0	0	6
2009	3	2	1	0	0	6
2010	0	1	1	0	0	2
2011	0	5	3	0	0	8
2012	2	8	7	0	0	17
2013	0	10	8	0	0	18
2014	0	3	3	0	0	6
2015	0	10	7	0	0	17
2016	0	14	4	0	0	18
2017	1	7	11	0	0	19
2018	1	13	7	0	1	22
2019	0	8	6	0	0	14
2020	0	14	7	0	0	21
2021	0	3	3	0	0	6
2022	0	5	1	0	0	6
2023	0	0	0	0	0	0
2024	0	0	0	0	0	0
Total	21	145	98	1	1	266