*Excludes Observations that spanned multiple years

Pre 197056
19702
197110
19723
19732
19740
19752
19764
197717
19786
19797
198011
19815
19826
198312
19849
198586
1986205
1987321
19881134
1989782
1990106
1991559
1992410
1993916
19942070
19951115
1996960
1997631
1998161
1999137
2000125
2001169
2002138
2003313
2004438
2005429
2006318
2007401
2008444
2009348
2010453
2011360
2012361
2013334
2014350
2015328
2016324
2017301
2018155
2019119
202061
2021198
2022165
202351
20240
Total16428