*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	8	4	0	0	12
1970	0	1	1	0	0	2
1971	0	5	1	0	0	6
1972	0	0	0	0	0	0
1973	0	0	1	0	0	1
1974	0	0	1	0	0	1
1975	0	1	1	0	0	2
1976	0	1	3	0	0	4
1977	0	0	2	0	0	2
1978	0	0	1	0	0	1
1979	0	0	0	0	0	0
1980	0	0	1	0	0	1
1981	0	0	2	0	0	2
1982	0	0	1	0	0	1
1983	0	0	1	0	1	2
1984	0	2	0	0	0	2
1985	0	0	1	0	0	1
1986	0	0	5	0	0	5
1987	0	2	8	0	0	10
1988	0	7	8	0	0	15
1989	0	7	2	0	0	9
1990	0	28	7	0	0	35
1991	1	23	6	0	0	30
1992	3	24	7	0	0	34
1993	3	66	8	0	0	77
1994	3	112	19	0	0	134
1995	4	85	11	0	0	100
1996	2	81	3	0	1	87
1997	3	78	19	0	0	100
1998	2	78	7	0	0	87
1999	1	40	6	0	0	47
2000	2	114	6	0	0	122
2001	1	82	17	0	0	100
2002	0	94	25	0	0	119
2003	3	130	30	0	0	163
2004	3	192	24	0	0	219
2005	1	106	40	0	0	147
2006	6	150	47	0	0	203
2007	3	197	80	0	0	280
2008	2	169	59	0	0	230
2009	2	58	72	0	0	132
2010	5	83	117	0	0	205
2011	0	65	95	0	0	160
2012	10	214	65	0	0	289
2013	6	282	84	0	0	372
2014	3	354	95	0	0	452
2015	9	383	81	0	0	473
2016	6	362	106	0	0	474
2017	7	418	116	0	0	541
2018	9	472	150	0	0	631
2019	15	543	159	0	0	717
2020	1	717	188	0	0	906
2021	3	697	214	0	0	914
2022	3	774	132	0	0	909
2023	0	2	19	0	0	21
2024	0	2	7	0	0	9
Total	122	7309	2165	0	2	9598