*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970111504360
1970000011
1971001034
1972010045
1973003058
19742040410
1975200046
19760040812
1977202170948
197852780976
19796831401095
198035540751
1981193701342
1982163901442
19833751401167
1984362501356
1985710601134
198658901537
1987311301633
19882451701662
1989801101433
19902472111770
19912363601176
19921533301667
19932043711779
199420865016109
1995175601579
1996375501075
1997255602083
19985104901882
19997688015116
2000736801997
2001856001992
2002915801583
20031226601595
20041234902084
2005234301866
2006415311675
20073172425105
2008415532588
20092592021120
2010326301987
201147140023174
201292123048182
201323169044218
201427177064250
201566257089358
20165113310123470
2017983680134519
2018473490139499
2019463940106510
2020343960113516
2021154030112521
202266215093320
20231190516
2024014038
Total58722046611016937171