*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 197010201114
1970000022
1971000033
1972000000
1973000022
1974001001
1975001023
1976002035
1977001056
1978001012
1979000000
1980000022
1981000066
1982020035
1983001034
1984001034
1985001056
19861060916
19870160411
1988001001323
19890041510
1990005005
19910060612
1992031601029
1993011001122
1994081201232
19951980826
199603270838
1997001101425
199802130621
199902201721
20000060915
20010310711
2002005027
20031270515
200405190933
2005021501128
2006001111224
2007021302136
200801521220
20092080717
201014250838
201100190928
2012313502564
2013204003577
2014093101959
2015116103598
20164185158149
20172280032116
20181375029108
20192395031131
202017117038163
20210575058138
2022133203066
2023004015
2024010012
Total2486101156781804