*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	1	3	0	0	4
1970	0	0	0	0	0	0
1971	0	0	0	0	0	0
1972	0	0	0	0	0	0
1973	0	0	0	0	0	0
1974	0	0	2	0	0	2
1975	0	1	3	0	0	4
1976	0	3	0	0	0	3
1977	0	0	0	0	0	0
1978	0	1	0	0	0	1
1979	0	1	0	0	0	1
1980	0	1	0	0	0	1
1981	0	0	0	0	0	0
1982	0	0	2	0	0	2
1983	0	0	0	0	0	0
1984	0	1	0	0	0	1
1985	0	0	0	0	0	0
1986	0	1	5	0	0	6
1987	0	4	11	0	0	15
1988	0	1	17	0	0	18
1989	1	3	9	0	0	13
1990	0	14	2	0	0	16
1991	1	9	2	0	0	12
1992	4	36	3	0	0	43
1993	0	112	2	0	0	114
1994	1	365	5	0	0	371
1995	0	275	6	0	0	281
1996	0	373	3	0	0	376
1997	1	213	5	0	0	219
1998	0	304	4	0	0	308
1999	0	89	2	0	0	91
2000	0	445	5	0	0	450
2001	0	268	6	0	0	274
2002	0	296	7	0	0	303
2003	0	347	10	0	0	357
2004	0	421	9	0	0	430
2005	0	152	9	0	0	161
2006	1	207	11	0	0	219
2007	1	259	24	0	0	284
2008	0	175	19	0	0	194
2009	3	21	26	0	0	50
2010	0	125	51	0	0	176
2011	0	134	39	0	0	173
2012	0	195	15	0	0	210
2013	0	264	43	0	0	307
2014	4	265	52	0	0	321
2015	1	340	56	0	0	397
2016	1	308	84	0	0	393
2017	0	369	89	0	0	458
2018	1	450	96	0	0	547
2019	3	388	112	0	0	503
2020	4	489	119	0	0	612
2021	2	410	97	0	0	509
2022	1	505	136	0	0	642
2023	0	1	2	0	0	3
2024	0	2	4	0	0	6
Total	30	8644	1207	0	0	9881