*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970001001
1970000000
1971000000
1972000000
1973000000
1974001001
1975001001
1976000000
1977000000
1978000011
1979000011
1980000011
1981000000
1982000011
1983000011
1984000011
1985000000
1986000000
1987000000
1988001012
1989001012
1990000011
1991000011
1992000011
1993000011
1994000033
1995000033
1996001012
1997002046
1998000044
1999001023
2000007029
2001003069
2002002103
2003000022
2004003014
2005003003
2006002046
2007001034
2008007018
20090050611
2010001012
201100100515
20120060612
20130060511
2014001001
2015003025
2016003069
2017003025
2018004026
20190080614
20200060713
202100100212
2022004059
2023001001
2024000000
Total001081103212