*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	3	4	0	0	7
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	1	1	0	0	2
1976	0	0	1	0	0	1
1977	0	1	1	0	0	2
1978	0	0	0	0	0	0
1979	0	1	3	0	0	4
1980	0	0	0	0	0	0
1981	0	0	2	0	0	2
1982	0	1	4	0	0	5
1983	0	0	0	0	0	0
1984	1	2	1	0	0	4
1985	0	0	1	0	0	1
1986	0	3	3	0	0	6
1987	0	1	16	0	0	17
1988	0	2	18	0	0	20
1989	0	2	9	0	0	11
1990	0	15	2	0	0	17
1991	0	10	5	0	0	15
1992	0	90	6	0	0	96
1993	0	158	4	0	0	162
1994	2	473	17	0	0	492
1995	0	427	12	0	0	439
1996	0	474	12	0	0	486
1997	0	231	9	0	0	240
1998	0	231	5	0	0	236
1999	0	54	9	0	0	63
2000	0	370	13	0	0	383
2001	1	203	13	0	0	217
2002	0	321	20	0	0	341
2003	0	144	16	0	0	160
2004	1	318	14	0	0	333
2005	0	52	28	0	0	80
2006	0	128	24	0	0	152
2007	0	133	31	0	0	164
2008	0	112	32	0	0	144
2009	0	22	44	0	0	66
2010	0	136	74	0	0	210
2011	0	70	79	0	0	149
2012	1	140	50	0	0	191
2013	1	220	66	0	0	287
2014	0	250	118	0	0	368
2015	0	315	131	0	0	446
2016	0	339	135	0	0	474
2017	0	404	218	0	0	622
2018	0	490	239	0	0	729
2019	3	432	229	0	0	664
2020	1	566	276	0	0	843
2021	0	424	216	0	0	640
2022	1	465	77	0	0	543
2023	0	0	3	0	0	3
2024	0	0	0	0	0	0
Total	12	8234	2291	0	0	10537