*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	2	0	0	2
1970	0	0	0	0	0	0
1971	0	0	2	0	0	2
1972	0	0	1	0	1	2
1973	0	0	3	0	1	4
1974	0	0	2	0	0	2
1975	0	0	3	0	0	3
1976	0	0	2	0	0	2
1977	0	0	3	0	0	3
1978	0	0	0	0	0	0
1979	0	0	6	0	0	6
1980	0	0	5	0	0	5
1981	0	1	4	0	0	5
1982	0	0	3	0	0	3
1983	0	0	5	0	0	5
1984	0	0	4	0	0	4
1985	1	5	4	0	0	10
1986	1	7	9	0	0	17
1987	2	3	15	0	0	20
1988	2	1	12	0	0	15
1989	1	2	8	0	0	11
1990	1	21	13	0	0	35
1991	4	10	23	0	0	37
1992	4	3	27	0	1	35
1993	3	8	32	0	0	43
1994	2	17	40	0	0	59
1995	3	7	41	0	0	51
1996	5	12	26	0	1	44
1997	1	10	36	0	1	48
1998	1	15	30	0	0	46
1999	0	5	22	0	0	27
2000	1	4	30	0	0	35
2001	2	6	45	0	0	53
2002	0	4	49	0	0	53
2003	0	6	52	0	0	58
2004	0	7	48	0	0	55
2005	2	8	64	0	0	74
2006	0	6	77	0	0	83
2007	1	1	77	0	0	79
2008	0	5	84	0	0	89
2009	0	4	102	0	0	106
2010	1	5	191	0	0	197
2011	1	3	167	0	0	171
2012	1	29	248	0	0	278
2013	1	10	270	0	0	281
2014	2	11	224	0	0	237
2015	5	11	346	0	0	362
2016	4	15	335	0	0	354
2017	5	21	445	0	0	471
2018	8	19	510	0	0	537
2019	16	17	583	0	0	616
2020	5	29	754	0	2	790
2021	1	9	710	0	1	721
2022	4	15	761	0	0	780
2023	0	1	12	0	0	13
2024	0	0	0	0	0	0
Total	91	373	6567	0	8	7039