*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 19703680421
1970001001
197101000111
1972000000
1973000000
1974002013
1975014005
1976011035
1977004015
1978011024
1979102014
1980014016
1981013026
1982032038
1983023027
1984011035
1985005016
19860640313
19870380718
19880640313
198906100420
199012070432
19913870220
199213120218
1993015160637
1994045280174
1995124110238
1996234260264
19972903802132
19982852601114
1999169230598
20003832201109
2001759150586
20021863402123
20032873103123
200421667703248
200511024604153
20067888902186
20072668803159
200809212033218
200905912205186
2010214015705304
201114121005257
2012816312903303
2013730512205439
20141033316203508
20151248418307686
20161447722107719
20171865628307964
20181472221607959
201912886248061152
20206898380051289
202191104376071496
202241087261081360
2023008008
2024010001
Total15986263861317512824