*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	0	0	1	1
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	1	1
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	1	1
1983	0	0	0	0	0	0
1984	0	0	0	0	3	3
1985	0	0	1	0	2	3
1986	0	0	0	0	1	1
1987	0	0	0	1	3	4
1988	0	0	1	1	2	4
1989	0	0	0	0	1	1
1990	0	0	1	0	4	5
1991	0	0	11	0	3	14
1992	0	0	12	0	5	17
1993	0	0	4	0	4	8
1994	0	0	3	0	4	7
1995	0	0	4	0	6	10
1996	0	0	8	0	3	11
1997	0	0	4	0	8	12
1998	0	0	3	0	4	7
1999	0	0	3	0	4	7
2000	0	0	1	0	4	5
2001	0	0	3	0	5	8
2002	0	0	7	0	4	11
2003	0	0	7	0	2	9
2004	0	0	4	0	8	12
2005	0	0	3	0	8	11
2006	0	0	3	0	5	8
2007	0	0	3	1	6	10
2008	0	0	3	0	8	11
2009	0	0	1	0	1	2
2010	0	0	1	0	3	4
2011	0	0	8	1	6	15
2012	0	0	3	0	8	11
2013	0	0	1	0	2	3
2014	0	0	0	0	1	1
2015	0	0	1	0	1	2
2016	0	0	2	0	3	5
2017	0	0	2	0	0	2
2018	0	0	0	0	1	1
2019	0	0	3	0	1	4
2020	0	0	12	0	1	13
2021	0	0	9	0	8	17
2022	0	0	13	0	6	19
2023	0	0	0	0	0	0
2024	0	0	0	0	0	0
Total	0	0	145	4	152	301