*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970009009
1970000000
1971000000
1972002002
1973000000
1974001001
1975001001
1976001001
1977003003
1978001001
1979000000
1980011002
1981014005
1982100001
1983000000
1984000000
1985102003
1986000000
1987013004
1988002002
1989004004
1990204006
1991323008
19926050011
1993206008
19941390013
19953070010
1996104005
1997108009
1998006006
1999108009
20001090010
2001216009
200210120013
200316220029
200410170018
200500240024
2006108009
200702210023
200800290029
200941390044
201020390041
201142320038
201242520058
201320480050
201400520052
201510860087
20161010000101
20173111300117
20180010400104
20193111400118
2020119800100
20212110600109
20220110901111
2023008008
2024002002
Total56271344011428