*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	1	1	0	0	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	0	0	0	0
1978	0	0	0	0	0	0
1979	0	0	0	0	0	0
1980	0	0	0	0	0	0
1981	0	0	0	0	0	0
1982	0	0	0	0	0	0
1983	0	0	0	0	0	0
1984	0	0	0	0	0	0
1985	0	1	0	0	0	1
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	0	0	0	0
1991	0	0	1	0	0	1
1992	0	0	0	0	0	0
1993	0	0	0	0	0	0
1994	0	1	0	0	0	1
1995	1	0	0	0	0	1
1996	0	0	2	0	0	2
1997	0	2	0	0	0	2
1998	0	2	1	0	0	3
1999	0	1	0	0	0	1
2000	0	1	1	0	0	2
2001	0	5	0	0	0	5
2002	0	3	2	0	0	5
2003	0	5	7	0	0	12
2004	2	49	3	0	0	54
2005	0	27	1	0	0	28
2006	0	3	2	0	0	5
2007	0	0	1	0	0	1
2008	0	5	4	0	0	9
2009	0	1	0	0	0	1
2010	0	0	1	0	0	1
2011	0	1	3	0	0	4
2012	0	3	0	0	0	3
2013	0	2	1	0	0	3
2014	0	6	0	0	0	6
2015	0	6	1	0	0	7
2016	0	13	10	0	0	23
2017	0	5	1	0	0	6
2018	0	9	7	0	0	16
2019	0	16	3	0	0	19
2020	0	11	5	0	0	16
2021	0	9	1	0	0	10
2022	0	12	0	0	0	12
2023	0	0	0	0	0	0
2024	0	0	0	0	0	0
Total	3	200	59	0	0	262