*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	0	0	2	2
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	0	0	0	0	0	0
1975	0	0	0	0	0	0
1976	0	0	0	0	0	0
1977	0	0	0	0	0	0
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	3	0	0	3
1983	0	0	0	0	0	0
1984	0	1	7	0	1	9
1985	0	0	0	0	0	0
1986	0	0	0	0	1	1
1987	0	0	0	0	1	1
1988	0	0	1	0	1	2
1989	0	0	1	0	1	2
1990	0	0	0	0	1	1
1991	0	0	1	0	0	1
1992	0	0	0	0	1	1
1993	0	1	6	0	1	8
1994	0	0	1	0	2	3
1995	0	1	0	0	1	2
1996	0	0	2	0	3	5
1997	0	0	1	0	0	1
1998	1	1	12	0	1	15
1999	0	0	0	0	1	1
2000	0	1	0	0	2	3
2001	0	0	0	0	5	5
2002	0	2	4	0	1	7
2003	0	0	5	0	4	9
2004	2	1	8	0	1	12
2005	2	0	13	0	6	21
2006	1	0	25	0	3	29
2007	1	0	31	1	6	39
2008	0	0	10	0	2	12
2009	0	2	17	0	1	20
2010	0	31	14	0	6	51
2011	0	13	27	0	3	43
2012	3	50	38	0	7	98
2013	12	54	96	0	2	164
2014	11	79	77	0	6	173
2015	11	90	114	0	11	226
2016	6	126	95	0	9	236
2017	14	128	130	0	13	285
2018	8	87	146	0	7	248
2019	8	127	159	0	16	310
2020	6	132	180	0	5	323
2021	2	88	109	0	21	220
2022	2	61	74	0	4	141
2023	0	0	1	0	0	1
2024	0	0	1	0	0	1
Total	90	1076	1409	1	159	2735