*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970002002
1970000000
1971000000
1972001001
1973000000
1974000000
1975000000
1976001001
1977003003
1978000000
1979000000
1980000000
1981000000
1982000000
1983000000
1984000000
1985000000
1986002002
1987000000
1988001001
1989001001
1990007007
1991005005
1992003003
1993001001
1994004004
1995004004
1996003003
1997002002
1998003003
1999002002
2000007007
2001008008
2002005005
2003007007
2004005005
2005007007
2006003003
2007005005
2008004004
2009004004
2010004004
2011008008
2012001001
2013005005
2014006006
2015004004
201600120012
201700200020
201800170017
201900100010
202000180018
2021008008
2022002002
2023001001
2024002002
Total0021800218