*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970000000
1970000000
1971000000
1972000000
1973000000
1974000000
1975000000
1976000000
1977000000
1978000000
1979000000
1980000000
1981000000
1982000000
1983000000
1984000000
1985000000
1986000000
1987000000
1988000000
1989000000
1990000000
1991001001
1992000000
1993000000
1994000000
1995000000
1996000000
1997003003
1998001001
1999001001
2000002013
2001011002
2002002002
2003005016
2004034029
20050780722
200603190830
2007103412460
2008025422482
20090397035135
20101496049150
201120181051234
2012114324089428
201355536384633
2014185811174765
201521390622771200
2016212119013681573
2017528148923901914
2018622151434161961
2019619176363412135
2020219225714332712
2021015223115092756
2022114177113522139
202302310033
202401330337
Total351951513524363819027