*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970024006
1970002002
1971001001
1972001001
1973001001
1974011002
1975001001
1976002002
1977001001
1978011002
1979003003
1980001001
1981001001
1982002002
1983001001
1984002002
1985013004
1986012003
1987042006
1988005005
1989053008
19900910010
19910850013
199215340058
199309450099
19940280400284
19950257500262
19960285500290
199707660082
19981255300259
199903410035
20000281700288
200118129400151
2002132532400290
200301161900135
200402651200277
20050901900109
200601102900139
200711773100209
2008078160094
200908160024
20100885600144
2011033400073
2012174240099
201311234500169
201411417100213
201501378700224
201611829500278
2017123711300351
2018128916500455
2019121916600386
2020127618500462
2021028513800423
2022126611100378
2023005005
2024001001
Total4352231558006824