*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	1	0	0	1
1970	0	0	0	0	0	0
1971	0	0	1	0	0	1
1972	0	1	0	0	0	1
1973	0	0	3	0	0	3
1974	0	0	1	0	0	1
1975	0	3	1	0	0	4
1976	0	0	0	0	0	0
1977	0	0	5	0	0	5
1978	0	0	1	0	0	1
1979	1	2	3	0	0	6
1980	0	5	0	0	0	5
1981	0	1	1	0	0	2
1982	1	0	2	0	0	3
1983	0	0	3	0	0	3
1984	0	0	0	0	0	0
1985	0	1	2	0	0	3
1986	0	0	1	0	0	1
1987	0	1	4	0	0	5
1988	1	3	1	0	0	5
1989	1	1	14	0	0	16
1990	0	8	9	0	0	17
1991	2	5	4	0	0	11
1992	0	4	10	0	0	14
1993	2	8	11	0	0	21
1994	1	16	17	0	0	34
1995	5	27	18	0	0	50
1996	6	28	16	0	0	50
1997	2	50	13	0	0	65
1998	2	29	26	0	0	57
1999	0	23	17	0	0	40
2000	0	29	47	0	0	76
2001	3	68	46	0	0	117
2002	2	82	81	0	0	165
2003	5	91	56	0	0	152
2004	1	88	53	0	0	142
2005	1	100	64	0	0	165
2006	5	102	45	0	0	152
2007	6	122	62	0	0	190
2008	1	117	62	0	0	180
2009	1	50	80	0	0	131
2010	0	141	113	0	0	254
2011	1	151	168	0	0	320
2012	2	207	115	0	0	324
2013	3	122	66	0	0	191
2014	0	121	22	0	0	143
2015	0	156	52	0	0	208
2016	8	167	65	0	0	240
2017	9	242	77	0	0	328
2018	2	272	68	0	0	342
2019	2	295	57	0	0	354
2020	1	248	83	0	0	332
2021	1	319	81	0	0	401
2022	1	323	106	0	0	430
2023	1	1	9	0	0	11
2024	0	0	14	0	0	14
Total	80	3830	1877	0	0	5787