*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970201905980
1970004037
1971004059
1972003047
1973004026
1974002057
19750540211
19760170816
19770090817
1978005049
1979413001045
198020130823
198160901328
198200801725
198300230730
19840080917
19851140612
1986041701132
1987222721750
1988152701851
1989131701435
19903124001368
19913105001275
1992195201678
1993319116013151
1994253112021188
199512084014119
199644280017143
1997122111019153
1998157144020222
1999120106020147
2000027185025237
2001211176024213
200203154017174
200313219114238
200423231020256
200514229020254
200613283121309
200704250032286
200808310621345
2009112329017359
201019381018409
2011115477139533
201236530674619
201308568144621
2014130581095707
201594089701211067
2016510109301291237
2017944139601071556
201882712210831339
20191418140901681609
2020113147201801666
2021212141501741603
202267106801141195
202314190024
202401220225
Total1086081605418195418742