*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 197051100016
1970002002
1971002002
1972001001
1973001001
1974001001
1975002002
1976005005
1977008008
1978105006
1979205007
19808040012
1981110150026
1982174140035
198324420030
19844240010
1985102003
198611110013
198712120015
198840240028
198933180024
199076270040
199173330043
199217210029
199336430052
1994552420099
1995714510072
1996520250050
19977258501118
19985257200102
199956320043
200010407200122
200114310900126
2002419801104
20037310000110
2004249600102
20058210700117
2006174720093
200710611100127
20083211800123
200951412600145
201016012400140
201111314400158
201216923500260
201324428800316
201420640300429
2015401368800741
201638893800984
201722161240011279
20187161011001034
201922101227001259
20200280010
20210280010
2022010001
Total4303507902038685