*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970001305972
1970000011
1971000055
1972001045
1973000044
19740250512
19750140611
197603301117
197721301117
197802501017
197900301215
19800040913
198100701724
1982011001829
198300501621
198400601622
198511601523
1986141611739
1987141401736
1988032201944
1989151002036
1990391901950
1991315108016142
19923136101895
1993814161020203
1994615113123158
199581284019123
199641171016102
199771078023118
199841691022133
1999774101873
200041489027134
20015374024106
200221100014117
200342129019154
20044275020101
20053290031126
200654118022149
200754115126151
200840151317175
200910133034168
201072183025217
201110186031218
201271295054357
20132527406049507
2014136486055560
20153575922102738
20162087351143907
2017222185711121013
2018341287701381061
2019432196801431175
20203411115911781383
2021449120621351396
2022218106001621251
202312620368
2024001045
Total4033161111113205413897