*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970301202338
1970001012
1971001078
1972000033
1973001034
1974000044
1975000022
1976001056
19773740620
1978151010531
197937880255
198051220459
198114320524
19821020710
1983002057
198420201115
19851020710
19860030912
198710701321
198830301420
19890160815
19900141915
199103280536
199200150823
1993022501037
1994022601745
1995013011749
199602250936
1997113911456
199822290740
1999624501366
2000275201475
2001134301966
2002114601462
2003533901562
2004023001951
2005112801646
2006311701940
2007213201853
2008245441781
2009214402168
2010205002072
20110197030128
20120192054147
201360146043195
201425162062231
2015532250118351
2016602991139445
2017643410148499
2018513290117452
20191013861114512
2020744490125585
2021414450140590
2022112070113322
20230050510
2024001023
Total213933945916555915