*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	2	7	0	0	9
1970	0	0	0	0	0	0
1971	0	1	0	0	0	1
1972	0	0	0	0	0	0
1973	0	0	0	0	1	1
1974	0	1	0	0	1	2
1975	0	0	1	0	0	1
1976	0	0	0	0	0	0
1977	0	1	0	0	0	1
1978	0	0	0	0	0	0
1979	0	0	1	0	0	1
1980	0	0	0	0	0	0
1981	0	0	3	0	0	3
1982	0	0	2	0	0	2
1983	0	0	0	0	0	0
1984	0	1	8	0	0	9
1985	0	0	1	0	0	1
1986	0	0	3	0	0	3
1987	0	4	3	0	0	7
1988	0	5	5	0	0	10
1989	0	1	2	0	0	3
1990	0	9	0	0	0	9
1991	1	4	4	0	0	9
1992	0	8	7	0	0	15
1993	0	38	8	0	1	47
1994	1	133	14	0	1	149
1995	0	167	12	0	0	179
1996	4	149	15	0	0	168
1997	1	64	7	0	0	72
1998	1	204	12	0	2	219
1999	0	73	9	0	1	83
2000	1	261	13	0	0	275
2001	0	376	13	0	1	390
2002	0	209	15	0	1	225
2003	0	368	20	0	0	388
2004	0	205	19	0	1	225
2005	1	40	19	0	0	60
2006	1	67	46	0	2	116
2007	1	94	34	1	2	132
2008	1	94	40	0	0	135
2009	0	52	56	0	0	108
2010	4	87	70	0	0	161
2011	1	45	71	0	0	117
2012	4	100	69	0	1	174
2013	6	139	104	0	2	251
2014	7	188	146	0	0	341
2015	6	207	196	0	0	409
2016	4	280	189	0	0	473
2017	8	349	299	0	0	656
2018	9	295	281	0	1	586
2019	2	308	346	0	0	656
2020	1	387	373	0	0	761
2021	3	420	329	0	0	752
2022	1	457	189	0	0	647
2023	0	2	8	0	0	10
Total	69	5895	3069	1	18	9052