*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	2	11	0	0	13
1970	0	0	2	0	0	2
1971	0	0	0	0	0	0
1972	0	0	0	0	0	0
1973	0	0	1	0	0	1
1974	0	1	0	0	0	1
1975	0	2	5	0	0	7
1976	0	2	1	0	0	3
1977	1	0	3	0	0	4
1978	0	1	3	0	0	4
1979	0	1	2	0	0	3
1980	0	0	0	0	0	0
1981	0	0	4	0	0	4
1982	0	0	4	0	0	4
1983	0	1	0	0	0	1
1984	0	3	4	0	0	7
1985	0	1	3	0	0	4
1986	0	4	5	0	0	9
1987	1	5	16	0	0	22
1988	0	3	20	0	0	23
1989	0	5	26	0	0	31
1990	0	23	7	0	0	30
1991	3	15	7	0	0	25
1992	1	189	11	0	0	201
1993	1	400	12	0	0	413
1994	3	1025	22	0	0	1050
1995	1	684	16	0	0	701
1996	2	796	7	0	0	805
1997	1	356	13	0	0	370
1998	0	727	7	0	0	734
1999	0	173	15	0	0	188
2000	0	940	17	0	0	957
2001	0	479	19	0	0	498
2002	0	627	28	0	0	655
2003	1	427	26	0	0	454
2004	0	761	13	0	0	774
2005	1	301	27	0	0	329
2006	2	299	26	0	0	327
2007	2	447	51	0	0	500
2008	0	244	38	0	0	282
2009	1	41	41	0	0	83
2010	1	271	98	0	0	370
2011	1	74	77	0	0	152
2012	3	260	80	0	0	343
2013	6	398	116	0	0	520
2014	2	326	162	0	0	490
2015	5	464	153	0	0	622
2016	3	585	174	0	0	762
2017	5	587	199	0	0	791
2018	2	603	230	0	0	835
2019	7	519	260	0	0	786
2020	2	627	305	0	0	934
2021	4	489	276	0	0	769
2022	0	573	213	0	0	786
2023	0	0	5	0	0	5
2024	0	1	8	0	0	9
Total	62	14762	2869	0	0	17693