*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970001001
1970000000
1971000000
1972000000
1973000000
1974000000
1975000000
1976001001
1977000000
1978000000
1979000000
1980000000
1981000000
1982000000
1983000000
1984001001
1985000000
1986000000
1987000000
1988000000
1989001001
1990000000
1991000000
1992000000
1993003003
1994000011
1995002002
1996001012
1997001001
1998002002
1999003003
2000000000
2001004004
2002002002
2003007007
2004006017
2005002002
2006001001
2007005005
2008004004
2009004004
2010001001
2011001001
2012008008
2013004004
2014006017
201500110112
201600230225
201700160117
201800150015
2019006006
202000110011
2021009009
2022002002
2023001001
2024000000
Total0016508173