*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	1	7	0	0	8
1970	0	0	0	0	0	0
1971	0	0	0	0	0	0
1972	0	0	5	0	0	5
1973	0	0	0	0	0	0
1974	0	0	1	0	0	1
1975	0	0	2	0	0	2
1976	0	0	1	0	0	1
1977	0	0	7	0	0	7
1978	1	0	2	0	0	3
1979	0	0	4	0	0	4
1980	0	0	7	0	0	7
1981	0	0	4	0	0	4
1982	0	0	5	0	0	5
1983	0	0	2	0	0	2
1984	0	0	5	0	0	5
1985	0	2	10	0	0	12
1986	1	2	17	0	0	20
1987	1	1	13	0	0	15
1988	0	0	7	0	0	7
1989	0	8	5	0	0	13
1990	0	6	10	0	0	16
1991	1	10	27	0	0	38
1992	3	1	27	0	0	31
1993	4	11	41	0	3	59
1994	4	21	68	0	2	95
1995	4	10	95	0	1	110
1996	3	10	70	0	0	83
1997	5	10	117	0	3	135
1998	2	19	98	0	0	119
1999	8	4	45	0	2	59
2000	3	15	96	0	1	115
2001	6	5	112	0	3	126
2002	0	2	116	0	0	118
2003	8	3	137	0	3	151
2004	2	9	135	0	1	147
2005	3	3	144	0	0	150
2006	2	11	164	0	1	178
2007	8	8	130	0	2	148
2008	6	14	141	0	0	161
2009	7	4	231	0	0	242
2010	6	9	285	0	0	300
2011	4	16	320	0	0	340
2012	10	20	416	0	1	447
2013	18	25	497	0	1	541
2014	21	39	515	0	1	576
2015	24	26	698	0	2	750
2016	15	21	878	0	3	917
2017	35	38	1088	0	6	1167
2018	29	84	1179	0	5	1297
2019	26	51	1271	0	0	1348
2020	24	46	1508	0	1	1579
2021	28	36	1597	0	4	1665
2022	26	48	1428	0	1	1503
2023	4	17	46	0	0	67
2024	8	25	97	0	1	131
Total	360	691	13931	0	48	15030