*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 19703102905193
1970006028
19710720716
1972004048
19730170614
197402100618
19750370919
19760350614
1977031201227
19780240814
1979041201026
198015601123
198101801726
1982041401634
1983011301731
1984051501131
1985051401231
1986092401043
1987064601769
19881123301864
19890155401685
199018131011124
1991344370993
19921112633015185
1993547852015550
19941518181100241967
1995151566542221659
1996131475571161562
1997121206701211310
1998231669741191786
19991270057118788
2000151896891312032
2001181564851371705
2002517601462171930
20031021991081172335
20041026811200222833
20051011662270261429
20061613773091291732
20072014963302291877
20081010634042151494
2009175204981331069
2010339167811321763
2011225968470501515
20124413098042662225
201362167010990662897
201475207810800813314
2015842275142602424027
2016942356178102294460
20171482927199142605330
20181573075221721775628
20191743399236882796228
2020603362349802137133
2021863671330001977254
2022523580218811145935
Total1337561972659635269886863