*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	1	3	10	0	0	14
1970	0	0	5	0	0	5
1971	0	1	2	0	0	3
1972	0	0	0	0	0	0
1973	0	0	2	0	0	2
1974	0	0	4	0	0	4
1975	0	5	2	0	0	7
1976	0	0	8	0	0	8
1977	0	2	8	0	0	10
1978	0	1	3	0	0	4
1979	0	2	6	0	0	8
1980	0	4	9	0	0	13
1981	0	0	9	0	0	9
1982	0	1	7	0	0	8
1983	0	0	6	0	0	6
1984	0	0	5	0	0	5
1985	2	1	6	0	0	9
1986	0	6	9	0	0	15
1987	0	2	10	0	0	12
1988	0	8	10	0	0	18
1989	2	15	17	0	0	34
1990	3	29	20	0	0	52
1991	5	14	20	0	0	39
1992	1	11	17	0	0	29
1993	0	32	34	0	0	66
1994	1	55	59	0	0	115
1995	3	37	39	0	0	79
1996	3	36	64	0	0	103
1997	0	45	63	0	0	108
1998	0	40	79	0	0	119
1999	0	39	83	0	0	122
2000	0	25	95	0	0	120
2001	0	13	123	0	0	136
2002	0	12	123	0	0	135
2003	1	5	146	0	0	152
2004	4	12	177	0	0	193
2005	1	26	137	0	0	164
2006	0	23	146	0	0	169
2007	3	29	146	0	0	178
2008	1	59	152	0	0	212
2009	7	117	152	0	0	276
2010	3	116	172	0	0	291
2011	2	62	152	0	0	216
2012	2	159	138	0	0	299
2013	7	296	201	0	0	504
2014	2	291	201	0	0	494
2015	0	266	237	0	0	503
2016	3	295	356	0	0	654
2017	7	384	372	0	0	763
2018	14	485	344	0	0	843
2019	6	548	382	0	0	936
2020	15	720	525	0	0	1260
2021	11	593	604	0	0	1208
2022	19	518	380	0	0	917
2023	0	7	21	0	0	28
2024	0	9	7	0	0	16
Total	129	5459	6105	0	0	11693