*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	53	2	11	0	0	66
1970	2	0	0	0	0	2
1971	2	0	1	0	0	3
1972	2	0	0	0	0	2
1973	2	0	1	0	0	3
1974	2	0	0	0	0	2
1975	2	0	0	0	0	2
1976	2	0	1	0	0	3
1977	2	0	4	0	0	6
1978	1	0	1	0	0	2
1979	2	0	9	0	0	11
1980	3	0	8	0	0	11
1981	2	0	10	0	0	12
1982	2	0	7	0	1	10
1983	2	0	8	0	0	10
1984	2	0	9	0	0	11
1985	2	0	12	0	0	14
1986	2	0	13	0	0	15
1987	2	0	9	0	0	11
1988	3	0	18	0	2	23
1989	4	0	16	0	0	20
1990	5	0	28	0	0	33
1991	4	0	29	0	1	34
1992	5	0	40	0	0	45
1993	5	1	34	0	1	41
1994	5	3	53	0	1	62
1995	5	1	63	0	1	70
1996	4	0	65	0	0	69
1997	3	0	56	0	2	61
1998	4	0	69	0	0	73
1999	4	0	60	0	0	64
2000	5	0	62	0	0	67
2001	6	0	77	0	1	84
2002	5	0	78	0	0	83
2003	5	1	163	0	0	169
2004	6	0	113	0	4	123
2005	5	1	133	0	0	139
2006	4	1	122	0	1	128
2007	4	0	142	0	0	146
2008	1	0	174	0	1	176
2009	6	0	263	0	0	269
2010	6	0	280	0	0	286
2011	5	1	312	0	3	321
2012	5	0	309	0	6	320
2013	3	0	353	0	1	357
2014	5	0	396	0	4	405
2015	6	1	476	0	3	486
2016	13	1	572	0	3	589
2017	5	2	699	0	5	711
2018	4	1	707	0	6	718
2019	3	3	804	0	6	816
2020	6	1	774	0	5	786
2021	6	0	854	0	4	864
2022	2	1	784	0	1	788
2023	1	1	16	0	0	18
Total	257	22	9298	0	63	9640