*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970003003
1970000000
1971000000
1972000000
1973003003
1974000000
1975000000
1976000000
1977000000
1978000000
1979001001
1980001001
1981001001
1982000000
1983000000
1984000000
1985002002
1986004004
1987006006
1988003003
1989002002
1990004004
199100160016
1992003003
1993009009
199400140014
199500100010
1996007007
199700140014
199800100010
199900140014
200000190019
200100160016
200200150015
200300150015
200400120012
200500120012
200600170017
200700140014
200800140014
200900190019
201000120012
201100170017
201200160016
201300140014
201400130013
201500230023
201600330033
201700300030
201800420042
201900330033
202000280028
202100340034
202200160016
2023001001
2024004004
Total0059600596