*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	2	1	11	0	0	14
1970	0	0	0	0	0	0
1971	0	1	0	0	0	1
1972	0	0	2	0	0	2
1973	0	2	1	0	0	3
1974	1	0	2	0	0	3
1975	0	1	3	0	0	4
1976	0	1	3	0	0	4
1977	0	0	9	0	0	9
1978	0	1	2	0	0	3
1979	0	1	3	0	0	4
1980	0	0	2	0	0	2
1981	0	2	4	0	0	6
1982	0	2	8	0	1	11
1983	0	0	4	0	0	4
1984	0	0	9	0	0	9
1985	0	1	2	0	0	3
1986	0	7	7	0	0	14
1987	0	7	12	0	0	19
1988	0	7	5	0	0	12
1989	0	7	13	0	0	20
1990	0	20	14	0	0	34
1991	3	27	26	0	0	56
1992	1	12	26	0	0	39
1993	5	22	26	0	0	53
1994	5	51	56	0	0	112
1995	4	38	67	0	0	109
1996	2	30	72	0	0	104
1997	10	39	78	0	1	128
1998	6	38	99	0	0	143
1999	2	23	54	0	0	79
2000	5	56	132	0	0	193
2001	4	25	210	0	0	239
2002	4	44	187	0	0	235
2003	6	84	276	0	0	366
2004	5	97	231	0	0	333
2005	4	132	191	0	0	327
2006	2	78	206	0	0	286
2007	1	78	176	0	0	255
2008	3	110	139	0	0	252
2009	4	46	171	0	0	221
2010	1	105	270	0	0	376
2011	4	99	208	0	2	313
2012	6	235	239	0	1	481
2013	13	276	208	0	0	497
2014	12	334	262	0	0	608
2015	17	409	239	0	0	665
2016	17	496	262	0	0	775
2017	13	580	325	0	0	918
2018	12	542	354	0	1	909
2019	20	702	362	0	0	1084
2020	16	647	465	0	0	1128
2021	13	820	559	0	0	1392
2022	8	802	303	0	0	1113
2023	0	5	39	0	0	44
2024	1	1	16	0	0	18
Total	232	7144	6650	0	6	14032