*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 197043140829
1970001012
19710720514
1972001012
1973002035
19740150410
1975014016
19760130610
19770030710
1978011035
1979011046
1980002068
19810040812
198200601218
19830140510
19840240612
19850150915
19860290213
19870590721
198804501221
198907220736
1990012110831
1991012140632
1992726210761
199306330011104
1994311347017180
1995542341991
199648538015142
199747034010118
19982943808142
1999257250690
2000710156012176
2001110844023176
2002110386011201
200321886609265
200432055309270
2005114993017260
2006494116017231
2007395144015257
20080215134014363
2009445173027249
2010271344013430
2011172342024439
20128293311028640
201314351400033798
20148389525046968
2015135735330931212
201695406791791308
2017136137020871415
2018207029031981724
201930838104521102025
20201480814220932337
20218751141801052282
2022793771701041765
20230310701111
202403570262
Total2048858108695128421220