*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970002002
1970000000
1971000000
1972000000
1973000000
1974000000
1975000000
1976000000
1977000000
1978000000
1979000000
1980000000
1981000000
1982000000
1983000000
1984000000
1985000000
1986000000
1987000000
1988000000
1989000000
1990000000
1991000000
1992000000
1993000000
1994000000
1995001001
1996001001
1997000000
1998000000
1999000000
2000000000
2001000000
2002000000
2003001001
2004006006
2005000000
2006002002
2007002002
2008000000
2009000000
2010001001
2011000000
2012001001
2013002002
2014003003
2015001001
2016002002
2017002002
2018004004
2019003003
2020002002
2021002002
2022001001
2023000000
2024000000
Total00390039