*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	2	0	0	2
1970	0	1	0	0	0	1
1971	0	1	0	0	0	1
1972	0	0	0	0	0	0
1973	0	0	1	0	0	1
1974	0	0	0	0	0	0
1975	0	0	0	0	0	0
1976	0	0	0	0	0	0
1977	0	0	2	0	0	2
1978	0	1	0	0	0	1
1979	0	0	1	0	0	1
1980	0	0	1	0	0	1
1981	0	0	2	0	2	4
1982	0	0	2	0	0	2
1983	0	0	0	0	0	0
1984	0	0	0	0	0	0
1985	0	0	0	0	1	1
1986	0	1	3	0	0	4
1987	0	2	3	0	0	5
1988	0	1	2	0	0	3
1989	0	3	2	0	0	5
1990	0	1	4	0	0	5
1991	0	2	2	0	0	4
1992	1	2	12	0	0	15
1993	1	3	8	0	0	12
1994	1	3	5	0	0	9
1995	0	6	8	0	0	14
1996	1	7	11	0	0	19
1997	1	2	9	0	0	12
1998	0	3	3	0	0	6
1999	0	3	2	0	0	5
2000	1	4	4	0	0	9
2001	0	0	4	0	0	4
2002	0	3	6	0	0	9
2003	0	2	10	0	0	12
2004	0	3	13	0	0	16
2005	0	14	7	0	0	21
2006	0	3	5	0	0	8
2007	1	2	9	0	0	12
2008	0	4	11	0	0	15
2009	0	7	14	0	0	21
2010	0	2	15	0	0	17
2011	0	2	15	0	0	17
2012	0	10	7	0	0	17
2013	0	14	4	0	0	18
2014	0	15	5	0	0	20
2015	0	16	8	0	0	24
2016	0	18	7	0	0	25
2017	0	20	11	0	0	31
2018	0	34	14	0	0	48
2019	0	24	10	0	0	34
2020	0	6	22	0	0	28
2021	0	11	16	0	0	27
2022	0	7	14	0	0	21
2023	0	25	20	0	0	45
2024	0	19	16	0	0	35
2025	0	1	0	0	0	1
2026	0	0	0	0	0	0
Total	7	308	352	0	3	670