*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970301302339
1970001012
1971001078
1972000033
1973002035
1974001045
1975000022
1976001056
19773740620
1978151010531
197937880255
198051230460
198114320524
19821020710
1983004059
198420201115
19851040712
19860030912
198710701321
198830401421
19890190818
19900141915
199123260536
199200150823
1993022501037
1994022601745
1995013011749
199602250936
1997113911456
199822290740
1999624501366
2000275201475
2001134301966
2002114601462
2003534001563
2004023001951
2005112901647
2006311801941
2007213301854
2008245541782
2009214602170
2010205102073
20110197030128
20120194054149
201360148043197
201425162063232
2015532350118361
2016603001140447
2017643420148500
2018513290117452
20191013871115514
2020744490125585
2021414450140590
2022012080113322
20230050611
202401140217
Total214943994916595970