*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	1	8	0	0	9
1970	0	0	1	0	0	1
1971	0	0	0	0	0	0
1972	0	0	1	0	0	1
1973	0	0	1	0	0	1
1974	0	1	2	0	0	3
1975	0	0	2	0	0	2
1976	0	3	2	0	0	5
1977	0	1	1	0	0	2
1978	0	0	2	0	0	2
1979	0	1	0	0	0	1
1980	0	1	1	0	0	2
1981	0	0	4	0	0	4
1982	0	0	2	0	0	2
1983	0	0	1	0	0	1
1984	0	0	5	0	0	5
1985	0	0	3	0	0	3
1986	0	2	7	0	0	9
1987	0	3	6	0	0	9
1988	0	3	3	0	0	6
1989	0	3	9	0	0	12
1990	0	7	8	0	1	16
1991	0	8	8	0	0	16
1992	0	6	14	0	0	20
1993	0	6	17	0	0	23
1994	1	128	21	0	0	150
1995	1	163	18	0	0	182
1996	0	194	18	0	0	212
1997	0	54	13	0	0	67
1998	0	192	13	0	0	205
1999	0	22	9	0	0	31
2000	0	209	15	0	0	224
2001	0	119	25	0	0	144
2002	0	178	30	0	0	208
2003	0	91	33	0	0	124
2004	0	143	17	0	0	160
2005	0	50	31	0	0	81
2006	0	33	39	0	0	72
2007	0	46	65	0	0	111
2008	0	65	39	0	0	104
2009	0	18	52	0	0	70
2010	0	55	92	0	0	147
2011	0	31	100	0	0	131
2012	0	84	103	0	0	187
2013	0	105	108	0	0	213
2014	0	102	139	0	0	241
2015	1	128	239	0	0	368
2016	0	172	240	0	0	412
2017	1	204	312	0	0	517
2018	1	224	299	0	0	524
2019	1	207	309	0	0	517
2020	0	243	361	0	0	604
2021	0	285	378	0	0	663
2022	0	330	35	0	0	365
2023	0	0	5	0	0	5
2024	0	0	4	0	0	4
Total	6	3921	3270	0	1	7198