*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	12	0	0	12
1970	0	0	0	0	0	0
1971	0	0	3	0	0	3
1972	0	0	2	0	0	2
1973	0	0	2	0	0	2
1974	0	0	0	0	0	0
1975	0	0	1	0	0	1
1976	0	0	1	0	0	1
1977	0	0	5	0	0	5
1978	0	0	0	0	0	0
1979	1	0	7	0	0	8
1980	1	0	8	0	0	9
1981	1	0	7	0	0	8
1982	1	0	7	0	0	8
1983	2	0	2	0	0	4
1984	2	0	4	0	0	6
1985	1	2	7	0	0	10
1986	3	0	4	0	0	7
1987	4	1	5	0	0	10
1988	5	1	7	0	0	13
1989	1	1	3	0	0	5
1990	2	1	5	0	0	8
1991	1	2	7	0	0	10
1992	0	2	5	0	0	7
1993	2	0	10	0	0	12
1994	2	2	14	0	0	18
1995	2	2	15	0	0	19
1996	4	2	18	0	0	24
1997	2	0	12	0	0	14
1998	3	0	16	0	0	19
1999	1	1	7	0	0	9
2000	5	0	10	0	0	15
2001	3	1	11	0	0	15
2002	0	0	11	0	0	11
2003	0	2	16	0	0	18
2004	2	0	14	0	0	16
2005	2	0	23	0	0	25
2006	2	0	6	0	0	8
2007	3	0	22	0	0	25
2008	2	0	21	0	0	23
2009	12	2	32	0	0	46
2010	11	1	31	0	0	43
2011	11	1	42	0	0	54
2012	5	3	23	0	0	31
2013	7	0	34	0	0	41
2014	9	1	35	0	0	45
2015	7	0	30	0	0	37
2016	5	0	30	0	0	35
2017	7	2	34	0	0	43
2018	8	6	50	0	0	64
2019	5	0	60	0	0	65
2020	3	2	66	0	0	71
2021	0	1	60	0	0	61
2022	0	1	26	0	0	27
2023	0	0	7	0	0	7
2024	0	0	0	0	0	0
Total	150	40	890	0	0	1080