*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970004048
1970000011
1971000000
1972000000
1973002024
1974000000
1975000022
1976010023
1977007029
1978001001
1979002013
1980007007
198100100212
1982002035
1983005027
1984003014
1985005016
198600120214
19874170315
19881470517
19891170312
19902480216
199156150228
199204200428
199331210227
1994110230943
199544240335
199633270235
199702230732
199847250541
1999032301238
2000323201249
200163200837
200202350340
200344350851
200403340542
2005211390658
200608470863
200700520860
200802560563
200930730783
201002810588
20110012609135
201263130012151
20133013506144
201441133015153
201564174019203
2016122259023296
2017145247014280
201813132108343
2019132290010315
20204831906337
202133301012319
202200172015187
2023009009
2024000000
Total124117341003083959