*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 19700050712
1970000000
1971000022
1972000011
1973000011
1974000011
1975000011
1976000033
1977000011
1978000022
1979000011
1980000011
1981000044
1982000022
1983001012
1984000033
1985000033
1986001045
1987001023
1988000022
1989000011
1990000066
1991002013
1992001034
1993000022
1994000000
1995007018
1996008019
1997002013
1998003047
1999001045
2000004026
2001003058
2002004004
2003002002
2004001102
2005001012
2006001023
2007004004
2008002024
20090050712
2010001012
2011001012
20120070512
201300200525
20140060713
20150020810
20160080917
201700280937
2018002001232
201900290635
202000510859
2021001901433
202200601117
2023000000
2024000022
Total002571183441