*Excludes Observations that spanned multiple years

  B
b
t
W
w
 
Pre 197000140216
1970004004
1971001001
1972000000
1973000000
1974001001
1975000000
1976000000
1977000011
1978000000
1979000000
1980001001
1981001001
1982001001
1983001001
1984000000
1985001001
1986001001
1987001012
1988000022
1989002002
1990001001
1991003003
1992002013
1993002013
1994002035
19950070411
1996003014
1997004004
1998000011
1999000044
2000008019
2001002013
2002002002
2003001067
2004004026
2005001012
2006003036
20070090312
2008004015
2009006017
2010001113
2011005027
20120060410
201300150419
2014005005
2015007029
201600901019
201700260834
201800170320
2019004004
2020000011
2021000000
2022000000
Total00188175264