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*Excludes Observations that spanned multiple years

Pre 1970147
19702
19711
19720
19734
197413
19758
19763
19773
19782
19790
19801
19810
19822
19833
19841
19850
19862
19870
19880
19890
19902
199140
199219
199328
199429
199584
199690
199768
199885
1999106
200067
2001157
2002147
2003200
2004204
200577
2006172
200765
2008165
200995
2010117
201145
201239
201376
201452
201525
201671
201714
201831
201929
202030
20210
Total2621