*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	1	0	0	1
1970	0	0	0	0	0	0
1971	0	0	2	0	0	2
1972	0	0	0	0	0	0
1973	0	0	1	0	0	1
1974	0	0	2	0	0	2
1975	0	0	0	0	0	0
1976	0	0	0	0	0	0
1977	0	0	7	0	0	7
1978	0	0	2	0	0	2
1979	0	0	13	0	0	13
1980	0	0	1	0	0	1
1981	0	0	4	0	0	4
1982	0	0	2	0	0	2
1983	0	0	5	0	0	5
1984	0	0	1	0	0	1
1985	0	0	1	0	0	1
1986	0	0	7	0	0	7
1987	0	0	7	0	0	7
1988	0	0	8	0	0	8
1989	0	0	11	0	0	11
1990	0	0	13	0	0	13
1991	0	0	17	0	0	17
1992	0	0	16	0	0	16
1993	0	0	22	0	0	22
1994	0	0	26	0	0	26
1995	0	0	43	0	0	43
1996	0	0	28	0	0	28
1997	0	0	22	0	0	22
1998	0	0	19	0	0	19
1999	0	0	16	0	0	16
2000	0	0	56	0	0	56
2001	0	0	50	0	0	50
2002	0	0	56	0	0	56
2003	0	0	34	0	0	34
2004	0	0	31	0	0	31
2005	0	0	36	0	0	36
2006	0	0	38	0	1	39
2007	0	0	43	0	0	43
2008	0	0	51	0	0	51
2009	0	0	71	0	0	71
2010	0	0	51	0	0	51
2011	0	0	77	0	0	77
2012	0	0	117	0	0	117
2013	0	0	84	0	0	84
2014	0	0	98	0	0	98
2015	0	0	136	0	0	136
2016	0	0	169	0	0	169
2017	0	0	231	0	0	231
2018	0	0	225	0	0	225
2019	0	0	232	0	0	232
2020	0	0	357	0	0	357
2021	0	0	331	0	0	331
2022	0	0	178	0	0	178
2023	0	0	6	0	0	6
2024	0	0	32	0	0	32
Total	0	0	3087	0	1	3088