*Excludes Observations that spanned multiple years

	B	b	t	W	w
Pre 1970	0	0	0	0	94	94
1970	0	0	0	0	3	3
1971	0	0	0	0	7	7
1972	0	0	0	0	5	5
1973	0	0	1	0	4	5
1974	0	0	1	0	5	6
1975	0	0	3	0	5	8
1976	0	0	1	0	5	6
1977	0	0	3	0	8	11
1978	0	0	1	0	5	6
1979	0	0	10	0	7	17
1980	0	0	3	0	7	10
1981	0	0	4	0	8	12
1982	0	0	2	0	9	11
1983	0	0	0	0	8	8
1984	0	0	1	0	11	12
1985	0	1	0	0	6	7
1986	0	6	8	0	12	26
1987	0	4	10	0	12	26
1988	0	0	5	0	13	18
1989	0	7	6	0	8	21
1990	0	21	7	0	9	37
1991	1	16	18	0	7	42
1992	2	14	29	0	6	51
1993	2	16	42	0	9	69
1994	1	49	108	0	9	167
1995	3	13	130	0	10	156
1996	7	44	120	0	11	182
1997	1	52	232	0	12	297
1998	0	38	244	0	10	292
1999	0	27	143	0	12	182
2000	2	42	243	0	15	302
2001	4	21	359	0	13	397
2002	2	32	257	0	9	300
2003	0	20	315	0	14	349
2004	2	41	256	0	12	311
2005	2	123	310	0	12	447
2006	1	131	214	0	12	358
2007	1	14	140	3	17	175
2008	0	22	80	5	7	114
2009	0	50	123	0	3	176
2010	2	103	127	0	5	237
2011	0	143	136	0	6	285
2012	0	100	76	0	7	183
2013	1	16	58	0	1	76
2014	0	27	43	0	0	70
2015	0	17	27	0	1	45
2016	0	14	49	0	0	63
2017	0	3	1	0	0	4
2018	0	2	1	0	0	3
Total	34	1229	3947	8	471	5689