*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	8	0	0	8
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	1	0	0	1
1976	0	0	0	0	0	0
1977	0	0	5	0	0	5
1978	0	0	1	0	0	1
1979	0	0	1	0	0	1
1980	0	0	0	0	0	0
1981	0	0	0	0	0	0
1982	0	0	0	0	0	0
1983	0	0	2	0	0	2
1984	0	0	2	0	0	2
1985	0	0	2	0	0	2
1986	0	0	3	0	0	3
1987	0	0	5	0	0	5
1988	0	0	2	0	0	2
1989	0	0	3	0	0	3
1990	0	0	3	0	0	3
1991	0	0	11	0	0	11
1992	0	0	8	0	0	8
1993	0	0	4	0	0	4
1994	0	0	3	0	0	3
1995	0	0	12	0	0	12
1996	0	0	11	0	0	11
1997	0	0	13	0	0	13
1998	0	0	8	0	0	8
1999	0	0	16	0	0	16
2000	0	0	9	0	0	9
2001	0	0	4	0	0	4
2002	0	0	13	0	0	13
2003	0	0	12	0	0	12
2004	0	0	9	0	0	9
2005	0	0	11	0	0	11
2006	0	0	8	0	0	8
2007	0	0	14	0	0	14
2008	0	0	16	0	0	16
2009	0	0	19	0	0	19
2010	0	0	24	0	0	24
2011	0	0	20	0	0	20
2012	0	0	46	0	0	46
2013	0	0	46	0	0	46
2014	0	0	48	0	0	48
2015	0	0	62	0	0	62
2016	0	0	76	0	0	76
2017	0	0	64	0	0	64
2018	0	0	72	0	0	72
2019	0	0	67	0	0	67
2020	0	0	82	0	0	82
2021	0	0	68	0	4	72
2022	0	0	71	0	0	71
2023	0	0	3	0	0	3
2024	0	0	1	0	0	1
Total	0	0	989	0	4	993