*Excludes Observations that spanned multiple years

Pre 19703
19700
19712
19720
19730
19740
19750
19760
19771
19782
19792
19800
19810
19822
19830
19843
19850
19867
198712
198899
19894
19905
199111
199246
199357
199412
199575
199618
199720
19984
19990
20000
200115
20024
20035
20048
20052
20063
20074
200816
200914
20101
20117
20124
20132
20145
20155
201612
20178
201810
20196
202012
202132
202235
202313
20240
Total608