*Excludes Observations that spanned multiple years

Pre 197020
19701
19710
19720
19730
19741
19750
19761
19770
19780
19793
19800
19810
19821
19830
19841
19850
19862
19870
19881
19890
19901
19910
19921
19930
19942
19950
19960
19972
19980
19991
20001
20011
20020
20036
20040
20050
20061
20071
20080
20091
20102
20113
20120
20133
20141
20150
20160
20174
20185
20197
20206
202111
202216
20234
20240
Total111