*Excludes Observations that spanned multiple years

Pre 197015
19700
19710
19720
19730
19742
19750
19762
19770
19781
19791
19800
19810
19821
19830
19840
19852
19863
19870
19881
19891
19900
19911
19921
19932
19941
19952
19960
19970
19980
19990
20000
200121
20022
20031
20040
20050
20061
20070
20082
20090
20105
20111
20120
20130
20140
20150
20160
20171
20181
20192
20200
20210
20222
20230
20240
Total75