*Excludes Observations that spanned multiple years

Pre 19703
19700
19710
197210
197312
19740
19750
19760
197713
19780
19790
19800
19810
19820
19830
19842
19850
198611
19870
19880
19893
19901
199112
19922
19932
199415
19951
19960
19970
19980
19990
20000
20010
20020
20031
20040
20051
20060
20071
20080
20090
20101
20115
20121
20134
20144
20152
20160
20170
20180
20190
20200
20212
20220
20231
20240
Total110