*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970000000
1970000000
1971000000
1972000000
1973000000
1974000000
1975000000
1976000000
1977103004
1978000000
1979000000
1980000000
1981001001
1982001001
1983000000
1984000000
1985003003
1986001001
1987104005
1988207009
19890190010
1990106007
19913180012
199200130013
1993105006
199411140016
1995211180031
19961390013
199742190025
199822160020
199903170020
200011150017
200140190023
200201200021
200311330035
200430230026
200511190021
200610200021
200720390041
200800410041
200900300030
201000360036
201110400041
201221580061
201301810082
201420710073
2015769100104
20163011500118
201780830091
20189418600199
20198216400174
202010123700248
202112124900262
20228227100281
2023104005
2024113005
Total104472102002253