*Excludes Observations that spanned multiple years

Pre 19701
19700
19710
19720
19730
19740
19750
19763
19772
19789
19790
19800
19810
19822
19830
19840
19852
19860
19870
19883
19892
19900
19910
19922
199312
19943
19953
19961
19975
19986
19997
200011
20015
20020
20035
20042
20054
20060
20070
20080
20090
20100
20111
20121
20130
20141
20151
20160
20171
20180
20190
20200
20210
20220
20230
20240
Total95