*Excludes Observations that spanned multiple years

Pre 19703
19700
19710
19720
19730
19740
19750
19760
19772
19782
19790
19800
19810
19820
19830
19840
19850
19861
19877
19884
19892
19906
19918
19929
19932
19945
19954
19964
19972
19980
19990
20000
20014
20023
20035
20042
20052
20063
20070
20080
20090
20101
20110
20120
20131
20141
20150
20160
20170
20181
20190
20200
20210
20220
20230
20240
Total84