*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 19700690015
1970000000
1971071008
1972000000
1973001001
1974012003
1975001001
1976000000
1977002002
1978011002
1979000000
1980001001
1981002002
1982000000
1983100001
1984000000
1985001001
1986000000
1987000000
1988001001
1989001001
1990000000
1991000000
1992002002
1993001001
1994010001
1995003003
1996012003
1997004004
1998005005
1999002002
2000013004
2001006006
2002001001
2003026008
200400100010
200502150026
2006018009
200705180023
20080570012
2009053008
20100680014
201102130015
2012022004
201301530018
201401040014
201506130019
201601380021
201707120019
201801450019
201902340027
202009200029
2021030110041
202202720029
2023000000
Total122121400436