*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 197012470225
1970002002
1971001001
1972001001
1973023005
1974024006
197552240031
1976016007
197701100011
1978113005
19790470011
19801450010
1981016007
19820370010
19830280010
1984036009
1985023005
19860290011
198702130015
19880980017
1989012160028
199004590054
1991027200047
1992119200040
199321601900181
199445513000585
1995105973000637
199674211500443
19975121022001237
1998128973400943
199916392300663
200018972900927
200128443001877
20020105677001133
20032126860001330
200418151086001614
20055893258001156
200641062179001245
200711080132001213
2008464813100783
2009769916200868
2010201191209001420
20111765727200946
2012111330278001619
201361301272001579
2014121406171001589
2015101161301001472
2016101045368001423
2017131402483001898
201851240438001683
2019181316487001821
2020101319670001999
2021121444553002009
2022101348372001730
2023000000
Total2593076063690337391