*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970005005
1970000000
1971000000
1972000000
1973000000
1974001001
1975000000
1976000000
1977002002
1978001001
1979003003
1980004004
1981001001
1982001001
1983000000
1984001001
1985001001
1986000000
1987005005
1988001001
1989005005
1990113005
19910380011
1992004004
1993107008
199471110019
199552100017
199643120019
19971270010
199830100013
1999125008
200000100010
200131150019
200241180023
200326200028
200400240024
200512220025
2006207009
200700280028
200810380039
200962310039
201091390049
201170520059
201232350040
201360590065
201431440048
201521660069
201650700075
201710850187
20182110200105
20194311400121
20205510000110
20211113800140
20220212600128
2023015006
202400100010
Total90441366011501