*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	2	0	1	3
1970	0	0	0	0	0	0
1971	0	0	1	0	0	1
1972	0	0	0	0	0	0
1973	0	0	0	0	0	0
1974	0	0	1	0	1	2
1975	0	0	0	0	3	3
1976	0	0	0	0	5	5
1977	0	0	0	0	5	5
1978	0	0	0	0	0	0
1979	0	1	0	0	2	3
1980	0	0	2	0	0	2
1981	0	0	1	0	1	2
1982	0	0	2	0	4	6
1983	0	0	1	0	4	5
1984	0	0	0	0	3	3
1985	0	0	3	0	5	8
1986	0	1	3	0	3	7
1987	0	1	5	0	6	12
1988	0	0	2	0	5	7
1989	0	0	5	0	7	12
1990	0	0	2	0	10	12
1991	0	1	12	0	3	16
1992	0	0	3	0	7	10
1993	0	0	1	1	6	8
1994	0	1	16	0	14	31
1995	1	0	12	1	7	21
1996	0	1	9	0	11	21
1997	0	0	15	0	18	33
1998	2	0	15	0	18	35
1999	1	0	8	2	10	21
2000	1	0	9	0	13	23
2001	3	0	6	0	12	21
2002	2	2	18	0	6	28
2003	0	2	11	0	6	19
2004	0	1	22	0	15	38
2005	0	1	39	0	20	60
2006	1	1	25	1	16	44
2007	2	1	28	0	13	44
2008	1	1	33	0	15	50
2009	0	0	25	1	14	40
2010	1	0	26	0	16	43
2011	0	0	51	0	18	69
2012	1	0	66	0	31	98
2013	2	2	107	0	25	136
2014	2	0	135	0	31	168
2015	1	2	143	2	41	189
2016	2	1	168	0	45	216
2017	4	1	302	0	85	392
2018	6	5	311	0	103	425
2019	5	4	695	2	109	815
2020	1	1	1023	2	209	1236
2021	2	2	603	3	183	793
2022	0	0	277	2	59	338
2023	0	0	7	0	0	7
2024	0	0	4	0	0	4
Total	41	33	4255	17	1244	5590