*Excludes Observations that spanned multiple years

Pre 197020
19700
19713
19720
19730
19740
19750
19763
19771
19781
19791
19800
19810
19820
19832
19840
19859
19866
19871
19882
198921
199013
199119
199226
1993100
199496
1995173
199690
199766
19985
19996
200016
200124
200217
200323
200417
200529
200621
200713
200820
200916
201025
201122
201228
201321
201416
201526
201631
201711
201810
201918
202010
202118
20226
20235
20247
Total1114