*Excludes Observations that spanned multiple years

Pre 197011
19700
19710
19720
19731
19740
19750
19760
19770
19780
19790
19800
19810
19820
19830
19844
19850
19862
19870
198817
19890
19900
19910
19920
19932
19941
19953
19960
199715
19980
19990
20002
200112
20023
20033
20042
20050
200610
20077
20088
20098
20104
20117
20121
20137
20144
20150
201612
20172
20188
20191
20200
202111
20220
20231
20240
Total169