*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	1	2	0	0	3
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	1	0	0	1
1980	0	1	2	0	0	3
1981	0	0	1	0	0	1
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	1	0	0	1
1988	0	0	1	0	0	1
1989	0	1	0	0	0	1
1990	0	1	0	0	0	1
1991	0	0	1	0	0	1
1992	0	0	1	0	0	1
1993	0	1	0	0	0	1
1994	0	3	2	0	0	5
1995	0	0	1	0	0	1
1996	0	5	0	0	0	5
1997	0	2	0	0	0	2
1998	0	5	0	0	0	5
1999	0	1	1	0	0	2
2000	0	4	2	0	0	6
2001	0	3	4	0	0	7
2002	0	2	5	0	0	7
2003	0	4	10	0	0	14
2004	0	4	2	0	0	6
2005	0	10	5	0	0	15
2006	0	5	4	0	0	9
2007	0	10	5	0	0	15
2008	0	6	4	0	0	10
2009	0	3	10	0	0	13
2010	0	3	11	0	0	14
2011	0	3	21	0	0	24
2012	0	15	6	0	0	21
2013	0	23	7	0	0	30
2014	0	33	6	0	0	39
2015	0	17	13	0	0	30
2016	2	26	13	0	0	41
2017	1	44	14	0	0	59
2018	1	60	12	0	0	73
2019	1	59	21	0	0	81
2020	2	80	26	0	0	108
2021	0	97	29	0	0	126
2022	1	103	28	0	0	132
2023	0	0	0	0	0	0
2024	0	0	0	0	0	0
Total	8	635	272	0	0	915