*Excludes Observations that spanned multiple years

Pre 19708
19700
19712
19720
19730
19740
19750
19760
19771
19780
19791
19801
19810
19820
19830
19840
19856
198611
198728
1988105
198919
199011
199167
199286
1993146
1994133
1995182
199635
199744
199861
199936
200017
200197
200254
200334
200461
200556
200626
200734
200828
200935
201022
201144
201223
201327
201433
201528
201633
201731
201844
201932
202027
202197
2022148
20230
Total2014