*Excludes Observations that spanned multiple years

Pre 197053
19701
19711
19720
19734
19740
19750
19762
19771
19782
19790
19800
19810
19823
19833
19841
19851
19860
19871
19880
19892
19905
19910
19922
19931
19942
19951
19961
19971
19980
19991
20000
20012
20020
20030
20041
20050
20060
20073
20081
20092
20102
20111
20121
20130
20141
20150
20160
20170
20181
20190
20200
20211
20221
20230
Total106