*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	2	3	8	0	0	13
1970	0	0	4	0	0	4
1971	0	3	0	0	0	3
1972	0	0	1	0	0	1
1973	0	0	3	0	0	3
1974	0	1	2	0	0	3
1975	0	4	4	0	0	8
1976	2	2	4	0	0	8
1977	0	0	9	0	0	9
1978	0	1	3	0	0	4
1979	0	3	5	0	0	8
1980	0	1	4	0	0	5
1981	0	1	5	0	0	6
1982	0	3	8	0	0	11
1983	0	0	6	0	0	6
1984	0	1	5	0	0	6
1985	0	2	4	0	0	6
1986	0	7	8	0	0	15
1987	1	3	9	0	0	13
1988	0	9	9	0	0	18
1989	1	16	9	0	0	26
1990	0	49	23	0	0	72
1991	4	15	15	0	0	34
1992	3	13	23	0	0	39
1993	6	80	30	0	0	116
1994	13	106	49	0	0	168
1995	9	55	34	0	0	98
1996	18	51	18	0	0	87
1997	14	166	36	0	0	216
1998	9	171	38	0	0	218
1999	6	112	34	0	0	152
2000	7	138	40	0	0	185
2001	9	109	35	0	0	153
2002	3	102	75	0	0	180
2003	4	159	62	0	0	225
2004	8	235	57	0	0	300
2005	11	137	81	0	0	229
2006	9	139	114	0	0	262
2007	7	115	89	0	0	211
2008	11	85	144	0	0	240
2009	21	78	129	0	0	228
2010	21	45	244	0	0	310
2011	23	62	213	0	0	298
2012	46	269	178	0	0	493
2013	26	302	193	0	0	521
2014	30	376	189	0	0	595
2015	47	402	234	0	0	683
2016	29	519	281	0	0	829
2017	40	718	277	0	1	1036
2018	45	714	357	0	0	1116
2019	370	791	425	0	0	1586
2020	37	801	524	0	0	1362
2021	49	972	509	0	0	1530
2022	33	929	328	0	0	1290
2023	0	0	0	0	0	0
Total	974	9075	5188	0	1	15238