*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 19707357074141
1970004037
1971020079
1972001067
19730150511
1974013048
197543060646
197601401015
1977011001223
19781140915
19791490923
1980315120838
198101301317
198202501522
1983021001527
198401601320
198501701422
198603701424
198701801019
19881101301337
1989091801744
19900481811986
19910212511259
1992042501241
19931323301682
1994312044017184
1995641231012461
19961210133013159
1997591925018967
1998861735012672
1999141939010469
2000364235122703
2001181528017861
20021921760101008
200311197480111257
200481347510181424
20055854116018993
200649971330131147
2007610881010211216
20082672155716852
20095564193027789
20101013041650251504
201179652711371281
2012613742070381625
201337222540341013
201457502670631085
2015777741401341332
2016477248912161482
20171999258302281822
2018387363711641678
2019785764131301638
202077957070681577
20216109561501111827
20229121078801402147
20231813305030671918
202418127167601292094
2025024428011283
2026000077
Total21827210868116219338318