*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	4	6	0	0	10
1970	0	0	0	0	0	0
1971	0	1	0	0	0	1
1972	0	0	1	0	0	1
1973	0	0	2	0	0	2
1974	0	1	2	0	0	3
1975	0	1	1	0	0	2
1976	0	3	0	0	0	3
1977	0	0	3	0	0	3
1978	0	1	1	0	0	2
1979	0	1	1	0	0	2
1980	0	1	0	0	0	1
1981	0	0	2	0	0	2
1982	0	1	2	0	0	3
1983	0	0	1	0	0	1
1984	0	0	2	0	0	2
1985	0	0	4	0	0	4
1986	0	2	3	0	0	5
1987	0	1	15	0	0	16
1988	0	1	16	0	0	17
1989	0	2	18	0	0	20
1990	1	12	5	0	0	18
1991	0	8	6	0	0	14
1992	1	97	6	0	0	104
1993	0	318	6	0	0	324
1994	1	942	21	0	0	964
1995	1	911	10	0	0	922
1996	1	899	4	0	0	904
1997	0	554	10	0	0	564
1998	0	696	9	0	0	705
1999	0	108	8	0	0	116
2000	0	850	11	0	0	861
2001	1	409	15	0	0	425
2002	0	879	18	0	0	897
2003	0	359	8	0	0	367
2004	0	893	9	0	0	902
2005	0	249	11	0	0	260
2006	0	339	6	0	0	345
2007	0	647	26	0	0	673
2008	0	262	27	0	0	289
2009	0	11	24	0	0	35
2010	1	198	65	0	0	264
2011	0	147	48	0	0	195
2012	0	290	43	0	0	333
2013	0	313	44	0	0	357
2014	2	399	63	0	0	464
2015	1	382	77	0	0	460
2016	0	525	78	0	0	603
2017	1	514	103	0	0	618
2018	3	657	133	0	0	793
2019	1	481	104	0	0	586
2020	0	619	157	0	0	776
2021	2	460	123	0	1	586
2022	0	537	82	0	0	619
2023	0	1	3	0	0	4
2024	0	0	0	0	0	0
Total	17	14986	1443	0	1	16447