*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	0	0	0	0
1970	0	0	0	0	1	1
1971	0	0	0	0	1	1
1972	0	0	0	0	1	1
1973	0	0	1	0	1	2
1974	0	0	0	0	0	0
1975	0	0	0	0	1	1
1976	0	0	0	0	1	1
1977	0	0	0	0	1	1
1978	0	0	0	0	1	1
1979	0	0	1	0	0	1
1980	0	0	0	0	3	3
1981	0	0	0	0	0	0
1982	0	0	0	0	1	1
1983	0	0	1	0	0	1
1984	0	0	0	0	0	0
1985	0	0	0	0	1	1
1986	0	0	2	0	3	5
1987	0	1	0	0	2	3
1988	0	1	0	0	5	6
1989	0	1	0	0	4	5
1990	0	3	0	0	4	7
1991	0	0	1	0	3	4
1992	0	1	3	0	4	8
1993	0	1	0	1	4	6
1994	0	2	3	0	3	8
1995	0	1	5	0	7	13
1996	0	3	6	0	3	12
1997	1	0	2	0	8	11
1998	0	0	3	0	5	8
1999	0	0	2	0	6	8
2000	0	2	6	0	6	14
2001	0	1	3	0	8	12
2002	0	1	7	0	0	8
2003	0	6	5	0	2	13
2004	0	1	2	0	3	6
2005	0	2	5	0	4	11
2006	0	2	12	0	3	17
2007	0	2	19	0	8	29
2008	0	0	8	0	2	10
2009	0	4	10	0	4	18
2010	0	3	11	0	4	18
2011	0	1	10	0	2	13
2012	0	5	16	0	5	26
2013	0	8	17	0	6	31
2014	0	11	15	0	5	31
2015	0	10	29	0	6	45
2016	0	14	36	0	7	57
2017	0	13	38	0	11	62
2018	0	11	21	0	7	39
2019	0	10	30	0	11	51
2020	0	13	39	0	4	56
2021	0	9	30	0	6	45
2022	0	15	15	0	3	33
2023	0	0	0	0	1	1
2024	0	0	0	0	0	0
Total	1	158	414	1	192	766