*Excludes Observations that spanned multiple years

Pre 19701
19700
19710
19722
19730
19743
19756
19767
19773
19780
19791
19800
19810
19820
19833
19840
19850
19860
19870
19882
19891
19900
19912
19923
19934
19941
19956
1996175
19970
19980
19990
20000
200114
20023
200325
20040
20050
200610
200710
200818
200911
201018
201127
20120
20130
20140
20150
20162
20170
20180
20191
20200
20212
20220
20232
20240
Total363