*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970001012
1970000000
1971000033
1972000022
1973001023
1974020013
1975000011
1976010045
1977010056
1978000022
1979000044
1980001034
1981000077
1982000055
198301101012
19840110911
1985000077
198600501116
1987011101224
198802401723
198903201419
199016501527
199164951034
1992491811648
19931301411763
199425736023118
1995881202351
19961213412077
19971281703379
19983422702496
19992311902274
20002273413599
200112841135106
200213261222118
200333842226111
200415832032123
200535754134149
200613389136160
200765087639188
2008154127936227
2009123134050208
2010428169168270
2011122273165362
201271452760110538
201342463515122728
201472873232159778
20151338248932921179
2016540656513531330
20171051370343451575
20181452859833281471
201911603865103051794
20205613123513582212
20210687124425632496
2022187074723301950
202302270332
202401360542
Total1315981882066407419072