*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	1	3	8	0	0	12
1970	0	0	2	0	0	2
1971	0	0	2	0	0	2
1972	0	0	0	0	0	0
1973	0	1	1	0	0	2
1974	0	1	3	0	0	4
1975	0	1	3	0	0	4
1976	0	2	3	0	0	5
1977	0	0	4	0	0	4
1978	0	2	3	0	0	5
1979	0	3	5	0	0	8
1980	0	1	4	0	0	5
1981	0	1	2	0	0	3
1982	0	3	8	0	0	11
1983	0	2	4	0	0	6
1984	1	1	6	0	0	8
1985	0	4	8	0	0	12
1986	0	5	11	0	0	16
1987	0	6	10	0	0	16
1988	0	7	7	0	0	14
1989	0	11	12	0	0	23
1990	1	24	13	0	0	38
1991	2	22	26	0	0	50
1992	3	8	15	0	0	26
1993	3	23	29	0	0	55
1994	3	70	47	0	0	120
1995	3	61	30	0	0	94
1996	6	54	24	0	0	84
1997	7	51	25	0	0	83
1998	2	73	20	0	0	95
1999	0	39	20	0	0	59
2000	5	80	39	0	0	124
2001	1	58	29	0	0	88
2002	0	71	43	0	0	114
2003	1	129	32	0	0	162
2004	2	164	31	0	0	197
2005	1	73	48	0	0	122
2006	1	94	61	0	0	156
2007	0	94	84	0	0	178
2008	1	97	73	0	0	171
2009	3	31	98	0	0	132
2010	6	58	177	0	0	241
2011	0	65	137	0	0	202
2012	5	203	121	0	0	329
2013	15	245	168	0	0	428
2014	8	303	177	0	0	488
2015	9	371	172	0	0	552
2016	6	413	231	0	0	650
2017	10	529	290	0	0	829
2018	13	603	312	0	0	928
2019	14	643	349	0	0	1006
2020	11	727	465	0	0	1203
2021	10	796	455	0	0	1261
2022	8	741	333	0	0	1082
2023	0	0	33	0	0	33
2024	0	0	6	0	0	6
Total	162	7067	4319	0	0	11548