*Excludes Observations that spanned multiple years

Pre 19701
19700
19710
19720
19730
19740
19750
19760
19770
19780
19790
19800
19810
19820
19830
19840
19850
19860
19870
19880
19890
19900
19911
19920
19932
19940
19950
19960
19970
19981
19990
20000
20010
20021
20030
20040
20050
20063
20071
20080
20090
20100
20110
20120
20130
20140
20150
20160
20173
20181
201913
20208
202114
20225
202315
20240
Total69