*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	6	15	0	0	21
1970	0	0	3	0	0	3
1971	0	6	1	0	0	7
1972	0	0	0	0	0	0
1973	0	0	2	0	0	2
1974	0	1	0	0	0	1
1975	0	1	0	0	0	1
1976	0	0	3	0	0	3
1977	0	0	5	0	0	5
1978	0	2	2	0	0	4
1979	0	1	2	0	0	3
1980	1	1	2	0	0	4
1981	0	1	3	0	0	4
1982	0	1	2	0	0	3
1983	0	0	3	0	0	3
1984	1	2	1	0	0	4
1985	0	3	3	0	0	6
1986	0	1	5	0	0	6
1987	1	6	12	0	0	19
1988	0	3	8	0	0	11
1989	0	12	19	0	0	31
1990	2	33	3	0	0	38
1991	2	19	8	0	0	29
1992	2	29	9	0	0	40
1993	0	59	14	0	0	73
1994	5	147	33	0	0	185
1995	1	66	15	0	0	82
1996	1	87	12	0	0	100
1997	5	146	18	0	0	169
1998	1	162	14	0	0	177
1999	1	173	12	0	0	186
2000	2	229	37	0	0	268
2001	3	200	24	0	0	227
2002	0	219	40	0	0	259
2003	3	384	44	0	0	431
2004	0	555	38	0	0	593
2005	3	266	59	0	0	328
2006	4	326	86	0	0	416
2007	2	360	120	0	0	482
2008	1	279	82	0	0	362
2009	3	190	90	0	0	283
2010	2	251	185	0	0	438
2011	3	125	168	0	0	296
2012	7	563	128	0	0	698
2013	6	505	181	0	0	692
2014	9	835	221	0	0	1065
2015	15	624	298	0	0	937
2016	12	609	365	0	0	986
2017	17	748	370	0	0	1135
2018	6	797	560	0	0	1363
2019	15	892	563	0	0	1470
2020	6	909	774	0	0	1689
2021	11	1033	827	0	0	1871
2022	5	1135	476	0	0	1616
2023	0	5	33	0	0	38
2024	0	0	32	0	0	32
Total	158	13007	6030	0	0	19195