*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	0	0	0	0
1970	0	0	0	0	0	0
1971	0	0	0	0	0	0
1972	0	0	0	0	0	0
1973	0	0	0	0	0	0
1974	2	0	0	0	0	2
1975	0	0	0	0	0	0
1976	0	0	0	0	0	0
1977	0	0	1	0	0	1
1978	0	0	0	0	0	0
1979	0	0	0	0	0	0
1980	0	0	0	0	0	0
1981	0	0	0	0	0	0
1982	0	0	0	0	0	0
1983	0	1	0	0	0	1
1984	0	0	0	0	0	0
1985	1	0	0	0	0	1
1986	20	2	3	0	0	25
1987	18	1	4	0	0	23
1988	54	0	2	0	0	56
1989	52	0	5	0	0	57
1990	85	0	4	0	0	89
1991	22	17	4	0	0	43
1992	34	17	1	0	0	52
1993	23	13	5	0	0	41
1994	21	13	7	0	0	41
1995	21	14	7	0	0	42
1996	32	7	8	0	0	47
1997	65	7	5	0	0	77
1998	41	8	11	0	0	60
1999	68	6	7	0	0	81
2000	50	9	15	0	0	74
2001	40	10	23	0	0	73
2002	42	8	19	0	0	69
2003	62	2	13	0	0	77
2004	22	1	8	0	0	31
2005	32	2	11	0	0	45
2006	16	13	4	0	0	33
2007	23	3	9	0	0	35
2008	19	2	14	0	0	35
2009	6	0	10	0	0	16
2010	18	4	8	0	0	30
2011	12	3	10	0	0	25
2012	4	3	3	0	0	10
2013	9	3	6	0	0	18
2014	12	2	12	0	0	26
2015	8	3	10	0	0	21
2016	11	4	16	0	0	31
2017	6	3	28	0	0	37
2018	1	1	10	0	0	12
2019	1	0	15	0	0	16
2020	1	1	8	0	0	10
2021	2	0	19	0	0	21
2022	1	0	15	0	0	16
2023	0	0	0	0	0	0
2024	0	0	0	0	0	0
Total	957	183	360	0	0	1500