*Excludes Observations that spanned multiple years

Pre 197056
19702
19710
19724
19732
19741
19754
19763
19775
19782
19792
19801
19810
19821
19832
19840
19850
19860
19870
19880
19890
19902
19913
19922
19931
19941
19950
19966
19972
19986
19994
20001
20011
20024
20031
20041
20050
20068
20072
20086
20094
20108
201111
201217
201325
201413
201510
201619
20176
20184
20195
20205
202113
20229
20236
20241
Total292