*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	1	0	0	1	2
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	0	0	0	0
1975	0	0	0	0	0	0
1976	0	0	0	0	0	0
1977	0	0	1	0	0	1
1978	0	0	0	0	0	0
1979	0	0	0	0	1	1
1980	0	0	0	0	0	0
1981	0	0	1	0	1	2
1982	0	0	0	0	0	0
1983	0	0	0	0	0	0
1984	0	0	0	0	0	0
1985	0	0	0	0	0	0
1986	0	0	0	0	0	0
1987	0	0	0	0	0	0
1988	0	0	1	0	0	1
1989	0	0	0	0	0	0
1990	0	0	0	0	0	0
1991	0	1	0	0	0	1
1992	0	0	2	0	0	2
1993	0	0	1	0	0	1
1994	0	0	0	0	0	0
1995	0	0	2	0	0	2
1996	0	0	4	0	1	5
1997	0	0	2	0	0	2
1998	0	0	3	0	1	4
1999	0	0	1	0	1	2
2000	0	0	2	0	0	2
2001	1	0	0	0	0	1
2002	0	0	0	0	0	0
2003	0	1	0	0	0	1
2004	0	0	0	0	0	0
2005	0	0	1	0	0	1
2006	0	1	12	0	0	13
2007	0	1	3	0	3	7
2008	0	0	1	0	1	2
2009	0	0	0	0	0	0
2010	0	0	4	0	0	4
2011	0	0	3	0	0	3
2012	1	0	3	0	0	4
2013	0	0	4	0	0	4
2014	0	0	4	0	0	4
2015	0	0	5	0	3	8
2016	0	1	18	0	2	21
2017	0	0	17	0	8	25
2018	1	0	24	0	7	32
2019	0	1	20	0	2	23
2020	0	1	29	0	1	31
2021	1	0	50	1	9	61
2022	1	0	14	0	11	26
2023	0	0	1	0	0	1
2024	0	0	1	0	0	1
Total	5	8	234	1	53	301