*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	6	6	0	0	12
1970	0	0	1	0	0	1
1971	0	6	0	0	0	6
1972	0	0	0	0	0	0
1973	0	1	0	0	0	1
1974	0	1	0	0	0	1
1975	1	1	0	0	0	2
1976	0	0	1	0	0	1
1977	0	1	2	0	0	3
1978	0	1	1	0	0	2
1979	1	0	2	0	0	3
1980	0	0	0	0	0	0
1981	0	0	1	0	0	1
1982	0	0	1	0	0	1
1983	0	0	0	0	0	0
1984	0	1	0	0	0	1
1985	0	1	4	0	0	5
1986	0	3	4	0	0	7
1987	0	2	8	0	0	10
1988	0	3	8	0	0	11
1989	0	2	9	0	0	11
1990	0	12	3	0	0	15
1991	1	7	7	0	0	15
1992	1	50	6	0	0	57
1993	0	82	10	0	0	92
1994	2	88	17	0	0	107
1995	0	69	13	0	0	82
1996	0	77	6	0	0	83
1997	1	43	15	0	0	59
1998	0	99	10	0	0	109
1999	0	29	7	0	0	36
2000	1	72	14	0	0	87
2001	0	60	16	0	0	76
2002	0	72	13	0	0	85
2003	1	67	17	0	0	85
2004	2	103	18	0	0	123
2005	1	87	17	0	0	105
2006	1	76	17	0	0	94
2007	0	75	43	0	0	118
2008	0	70	28	0	0	98
2009	2	25	29	0	0	56
2010	0	27	63	0	0	90
2011	0	19	58	0	0	77
2012	2	69	56	0	0	127
2013	2	107	38	0	0	147
2014	7	129	61	0	0	197
2015	1	194	87	0	0	282
2016	2	204	90	0	0	296
2017	6	242	95	0	0	343
2018	3	313	96	0	0	412
2019	5	288	123	0	0	416
2020	5	338	162	0	0	505
2021	1	341	148	0	0	490
2022	1	408	74	0	0	483
2023	0	3	5	0	0	8
2024	0	1	9	0	0	10
Total	50	3975	1519	0	0	5544