*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 197006100117
1970000000
1971081009
1972000000
1973000000
1974010001
1975100001
1976001012
1977112004
1978001001
1979002002
1980004004
1981005005
1982003003
1983003003
1984002002
1985024006
1986012003
19872540011
1988041005
1989045009
19901920012
19912620010
1992063009
199311430018
199422160029
199511380022
199631950027
199714080049
199835050058
1999118140033
2000134120047
200122450031
2002032250057
2003015170032
20041862600113
2005156220079
2006037320170
2007333310067
2008128330062
2009034510085
2010032410073
2011220550077
20122614400107
2013358360097
20141853200118
20151775500133
20162835301139
201721143900155
201821062800136
201921212800151
202011558106243
202101395000189
202201383300171
2023002002
2024000000
Total4617969370102789