*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 19706069057132
197000210324
1971002101132
197210280534
197311100416
197463350549
197510220932
1976101501228
1977712150741
197820182001270
197921665014106
19801417113057201
1981636202293
198219560041125
198320881018127
1984271350030120
198541378040135
19867836059110
1987313814891
198813659255135
19899870124112
19901814121226181
19912615143221207
1992910139024182
1993328222041303
19941014215030269
1995106164126207
19962115156123216
1997129200040261
19981024175036245
19991727215131291
20007232281045430
20012320199142285
20022424201024273
20031218136021187
20042925132025211
2005918125036188
20063037156133257
20072528164138256
20081124189834266
20091447258048367
20105068246247413
20115142382160536
201250134721114650
201374255870173859
201464385510157810
20152375598402451521
201614113106702931514
20178335118623861692
20186015106723251469
20195018101322491332
2020361694602591257
2021555105602791395
2022581073141981001
2023683229071371
2024552216059332
Total17328951529236409222047