*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	2	9	0	0	11
1970	0	0	1	0	0	1
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	1	0	0	2
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	16	6	0	0	25
1992	1	189	11	0	0	201
1993	3	402	8	0	0	413
1994	3	1025	22	0	0	1050
1995	0	684	17	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	27	0	0	654
2003	1	427	26	0	0	454
2004	0	761	12	0	0	773
2005	1	301	27	0	0	329
2006	2	299	26	0	0	327
2007	2	447	50	0	0	499
2008	0	244	38	0	0	282
2009	1	41	41	0	0	83
2010	1	271	98	0	0	370
2011	0	74	77	0	0	151
2012	3	260	79	0	0	342
2013	6	398	115	0	0	519
2014	2	326	161	0	0	489
2015	5	464	151	0	0	620
2016	5	585	169	0	0	759
2017	6	587	197	0	0	790
2018	2	603	230	0	0	835
2019	8	519	259	0	0	786
2020	2	627	305	0	0	934
2021	4	489	276	0	0	769
2022	0	573	211	0	0	784
2023	0	0	5	0	0	5
2024	0	0	0	0	0	0
Total	66	14764	2835	0	0	17665