*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 1970000066
1970000000
1971001001
1972000000
1973000000
1974000000
1975000011
1976000044
1977000022
1978000022
1979001023
1980004037
1981003025
1982000011
1983000022
1984000044
1985001012
1986001001
1987005049
1988003036
1989000000
1990000011
1991003025
1992005038
1993002111032
1994006039
1995001247
1996004059
199700611421
1998000022
1999000000
2000000088
2001001801129
20020080311
2003001012
20040060410
2005001001424
2006002102849
200700401014
200800101213
2009000011
2010001001
2011004005191
201200383116157
201300803139
2014001501833
2015004605298
2016002905483
20170063045108
20180085052137
2019004401559
202000801119
2021000011
2022002057
Total0052286141144